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McCormick B, Winter K, Hudis C, Kuerer HM, Rakovitch E, Smith BL, Sneige N, Moughan J, Shah A, Germain I, Hartford AC, Rashtian A, Walker EM, Yuen A, Strom EA, Wilcox JL, Vallow LA, Small W, Pu AT, Kerlin K, White J. RTOG 9804: a prospective randomized trial for good-risk ductal carcinoma in situ comparing radiotherapy with observation. J Clin Oncol 2015; 33:709-15. [PMID: 25605856 DOI: 10.1200/jco.2014.57.9029] [Citation(s) in RCA: 278] [Impact Index Per Article: 30.9] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/20/2022] Open
Abstract
PURPOSE The Radiation Therapy Oncology Group 9804 study identified good-risk patients with ductal carcinoma in situ (DCIS), a breast cancer diagnosis found frequently in mammographically detected cancers, to test the benefit of radiotherapy (RT) after breast-conserving surgery compared with observation. PATIENTS AND METHODS This prospective randomized trial (1998 to 2006) in women with mammographically detected low- or intermediate-grade DCIS, measuring less than 2.5 cm with margins ≥ 3 mm, compared RT with observation after surgery. The study was designed for 1,790 patients but was closed early because of lower than projected accrual. Six hundred thirty-six patients from the United States and Canada were entered; tamoxifen use (62%) was optional. Ipsilateral local failure (LF) was the primary end point; LF and contralateral failure were estimated using cumulative incidence, and overall and disease-free survival were estimated using the Kaplan-Meier method. RESULTS Median follow-up time was 7.17 years (range, 0.01 to 11.33 years). Two LFs occurred in the RT arm, and 19 occurred in the observation arm. At 7 years, the LF rate was 0.9% (95% CI, 0.0% to 2.2%) in the RT arm versus 6.7% (95% CI, 3.2% to 9.6%) in the observation arm (hazard ratio, 0.11; 95% CI, 0.03 to 0.47; P < .001). Grade 1 to 2 acute toxicities occurred in 30% and 76% of patients in the observation and RT arms, respectively; grade 3 or 4 toxicities occurred in 4.0% and 4.2% of patients, respectively. Late RT toxicity was grade 1 in 30%, grade 2 in 4.6%, and grade 3 in 0.7% of patients. CONCLUSION In this good-risk subset of patients with DCIS, with a median follow-up of 7 years, the LF rate was low with observation but was decreased significantly with the addition of RT. Longer follow-up is planned because the timeline for LF in this setting seems protracted.
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Affiliation(s)
- Beryl McCormick
- Beryl McCormick and Clifford Hudis, Memorial Sloan-Kettering Cancer Center, New York, NY; Kathryn Winter and Jennifer Moughan, Radiation Therapy Oncology Group Statistical Center, Philadelphia; Amit Shah, York Cancer Center, York; Albert Yuen, Reading Hospital and Medical Center, Reading, PA; Henry Mark Kuerer, Nour Sneige, and Eric A. Strom, The University of Texas MD Anderson Cancer Center, Houston, TX; Barbara L. Smith, Massachusetts General Hospital, Boston, MA; Alan C. Hartford, Dartmouth Hitchcock Medical Center, Lebanon, NH; Afshin Rashtian, University of Southern California, Los Angeles, Los Angeles; Anthony T. Pu, Radiological Associates of Sacramento, Sacramento, CA; Eleanor M. Walker, Henry Ford Hospital, Detroit, MI; Jeannette L. Wilcox, Greenville SC Community Clinical Oncology Program (CCOP), Greenville, SC; Laura A. Vallow, Mayo Clinic, Jacksonville, FL; William Small Jr, Northwestern University Feinberg School of Medicine, Chicago, IL; Kevin Kerlin, Southeast Cancer Control Consortium CCOP, Winston-Salem, NC; Julia White, James Cancer Hospital, Ohio State University, Columbus, OH; Eileen Rakovitch, Toronto-Sunnybrook Regional Cancer Centre, Toronto, Ontario; and Isabelle Germain, L'Hotel-Dieu de Quebec, Quebec, Quebec, Canada.
| | - Kathryn Winter
- Beryl McCormick and Clifford Hudis, Memorial Sloan-Kettering Cancer Center, New York, NY; Kathryn Winter and Jennifer Moughan, Radiation Therapy Oncology Group Statistical Center, Philadelphia; Amit Shah, York Cancer Center, York; Albert Yuen, Reading Hospital and Medical Center, Reading, PA; Henry Mark Kuerer, Nour Sneige, and Eric A. Strom, The University of Texas MD Anderson Cancer Center, Houston, TX; Barbara L. Smith, Massachusetts General Hospital, Boston, MA; Alan C. Hartford, Dartmouth Hitchcock Medical Center, Lebanon, NH; Afshin Rashtian, University of Southern California, Los Angeles, Los Angeles; Anthony T. Pu, Radiological Associates of Sacramento, Sacramento, CA; Eleanor M. Walker, Henry Ford Hospital, Detroit, MI; Jeannette L. Wilcox, Greenville SC Community Clinical Oncology Program (CCOP), Greenville, SC; Laura A. Vallow, Mayo Clinic, Jacksonville, FL; William Small Jr, Northwestern University Feinberg School of Medicine, Chicago, IL; Kevin Kerlin, Southeast Cancer Control Consortium CCOP, Winston-Salem, NC; Julia White, James Cancer Hospital, Ohio State University, Columbus, OH; Eileen Rakovitch, Toronto-Sunnybrook Regional Cancer Centre, Toronto, Ontario; and Isabelle Germain, L'Hotel-Dieu de Quebec, Quebec, Quebec, Canada
| | - Clifford Hudis
- Beryl McCormick and Clifford Hudis, Memorial Sloan-Kettering Cancer Center, New York, NY; Kathryn Winter and Jennifer Moughan, Radiation Therapy Oncology Group Statistical Center, Philadelphia; Amit Shah, York Cancer Center, York; Albert Yuen, Reading Hospital and Medical Center, Reading, PA; Henry Mark Kuerer, Nour Sneige, and Eric A. Strom, The University of Texas MD Anderson Cancer Center, Houston, TX; Barbara L. Smith, Massachusetts General Hospital, Boston, MA; Alan C. Hartford, Dartmouth Hitchcock Medical Center, Lebanon, NH; Afshin Rashtian, University of Southern California, Los Angeles, Los Angeles; Anthony T. Pu, Radiological Associates of Sacramento, Sacramento, CA; Eleanor M. Walker, Henry Ford Hospital, Detroit, MI; Jeannette L. Wilcox, Greenville SC Community Clinical Oncology Program (CCOP), Greenville, SC; Laura A. Vallow, Mayo Clinic, Jacksonville, FL; William Small Jr, Northwestern University Feinberg School of Medicine, Chicago, IL; Kevin Kerlin, Southeast Cancer Control Consortium CCOP, Winston-Salem, NC; Julia White, James Cancer Hospital, Ohio State University, Columbus, OH; Eileen Rakovitch, Toronto-Sunnybrook Regional Cancer Centre, Toronto, Ontario; and Isabelle Germain, L'Hotel-Dieu de Quebec, Quebec, Quebec, Canada
| | - Henry Mark Kuerer
- Beryl McCormick and Clifford Hudis, Memorial Sloan-Kettering Cancer Center, New York, NY; Kathryn Winter and Jennifer Moughan, Radiation Therapy Oncology Group Statistical Center, Philadelphia; Amit Shah, York Cancer Center, York; Albert Yuen, Reading Hospital and Medical Center, Reading, PA; Henry Mark Kuerer, Nour Sneige, and Eric A. Strom, The University of Texas MD Anderson Cancer Center, Houston, TX; Barbara L. Smith, Massachusetts General Hospital, Boston, MA; Alan C. Hartford, Dartmouth Hitchcock Medical Center, Lebanon, NH; Afshin Rashtian, University of Southern California, Los Angeles, Los Angeles; Anthony T. Pu, Radiological Associates of Sacramento, Sacramento, CA; Eleanor M. Walker, Henry Ford Hospital, Detroit, MI; Jeannette L. Wilcox, Greenville SC Community Clinical Oncology Program (CCOP), Greenville, SC; Laura A. Vallow, Mayo Clinic, Jacksonville, FL; William Small Jr, Northwestern University Feinberg School of Medicine, Chicago, IL; Kevin Kerlin, Southeast Cancer Control Consortium CCOP, Winston-Salem, NC; Julia White, James Cancer Hospital, Ohio State University, Columbus, OH; Eileen Rakovitch, Toronto-Sunnybrook Regional Cancer Centre, Toronto, Ontario; and Isabelle Germain, L'Hotel-Dieu de Quebec, Quebec, Quebec, Canada
| | - Eileen Rakovitch
- Beryl McCormick and Clifford Hudis, Memorial Sloan-Kettering Cancer Center, New York, NY; Kathryn Winter and Jennifer Moughan, Radiation Therapy Oncology Group Statistical Center, Philadelphia; Amit Shah, York Cancer Center, York; Albert Yuen, Reading Hospital and Medical Center, Reading, PA; Henry Mark Kuerer, Nour Sneige, and Eric A. Strom, The University of Texas MD Anderson Cancer Center, Houston, TX; Barbara L. Smith, Massachusetts General Hospital, Boston, MA; Alan C. Hartford, Dartmouth Hitchcock Medical Center, Lebanon, NH; Afshin Rashtian, University of Southern California, Los Angeles, Los Angeles; Anthony T. Pu, Radiological Associates of Sacramento, Sacramento, CA; Eleanor M. Walker, Henry Ford Hospital, Detroit, MI; Jeannette L. Wilcox, Greenville SC Community Clinical Oncology Program (CCOP), Greenville, SC; Laura A. Vallow, Mayo Clinic, Jacksonville, FL; William Small Jr, Northwestern University Feinberg School of Medicine, Chicago, IL; Kevin Kerlin, Southeast Cancer Control Consortium CCOP, Winston-Salem, NC; Julia White, James Cancer Hospital, Ohio State University, Columbus, OH; Eileen Rakovitch, Toronto-Sunnybrook Regional Cancer Centre, Toronto, Ontario; and Isabelle Germain, L'Hotel-Dieu de Quebec, Quebec, Quebec, Canada
| | - Barbara L Smith
- Beryl McCormick and Clifford Hudis, Memorial Sloan-Kettering Cancer Center, New York, NY; Kathryn Winter and Jennifer Moughan, Radiation Therapy Oncology Group Statistical Center, Philadelphia; Amit Shah, York Cancer Center, York; Albert Yuen, Reading Hospital and Medical Center, Reading, PA; Henry Mark Kuerer, Nour Sneige, and Eric A. Strom, The University of Texas MD Anderson Cancer Center, Houston, TX; Barbara L. Smith, Massachusetts General Hospital, Boston, MA; Alan C. Hartford, Dartmouth Hitchcock Medical Center, Lebanon, NH; Afshin Rashtian, University of Southern California, Los Angeles, Los Angeles; Anthony T. Pu, Radiological Associates of Sacramento, Sacramento, CA; Eleanor M. Walker, Henry Ford Hospital, Detroit, MI; Jeannette L. Wilcox, Greenville SC Community Clinical Oncology Program (CCOP), Greenville, SC; Laura A. Vallow, Mayo Clinic, Jacksonville, FL; William Small Jr, Northwestern University Feinberg School of Medicine, Chicago, IL; Kevin Kerlin, Southeast Cancer Control Consortium CCOP, Winston-Salem, NC; Julia White, James Cancer Hospital, Ohio State University, Columbus, OH; Eileen Rakovitch, Toronto-Sunnybrook Regional Cancer Centre, Toronto, Ontario; and Isabelle Germain, L'Hotel-Dieu de Quebec, Quebec, Quebec, Canada
| | - Nour Sneige
- Beryl McCormick and Clifford Hudis, Memorial Sloan-Kettering Cancer Center, New York, NY; Kathryn Winter and Jennifer Moughan, Radiation Therapy Oncology Group Statistical Center, Philadelphia; Amit Shah, York Cancer Center, York; Albert Yuen, Reading Hospital and Medical Center, Reading, PA; Henry Mark Kuerer, Nour Sneige, and Eric A. Strom, The University of Texas MD Anderson Cancer Center, Houston, TX; Barbara L. Smith, Massachusetts General Hospital, Boston, MA; Alan C. Hartford, Dartmouth Hitchcock Medical Center, Lebanon, NH; Afshin Rashtian, University of Southern California, Los Angeles, Los Angeles; Anthony T. Pu, Radiological Associates of Sacramento, Sacramento, CA; Eleanor M. Walker, Henry Ford Hospital, Detroit, MI; Jeannette L. Wilcox, Greenville SC Community Clinical Oncology Program (CCOP), Greenville, SC; Laura A. Vallow, Mayo Clinic, Jacksonville, FL; William Small Jr, Northwestern University Feinberg School of Medicine, Chicago, IL; Kevin Kerlin, Southeast Cancer Control Consortium CCOP, Winston-Salem, NC; Julia White, James Cancer Hospital, Ohio State University, Columbus, OH; Eileen Rakovitch, Toronto-Sunnybrook Regional Cancer Centre, Toronto, Ontario; and Isabelle Germain, L'Hotel-Dieu de Quebec, Quebec, Quebec, Canada
| | - Jennifer Moughan
- Beryl McCormick and Clifford Hudis, Memorial Sloan-Kettering Cancer Center, New York, NY; Kathryn Winter and Jennifer Moughan, Radiation Therapy Oncology Group Statistical Center, Philadelphia; Amit Shah, York Cancer Center, York; Albert Yuen, Reading Hospital and Medical Center, Reading, PA; Henry Mark Kuerer, Nour Sneige, and Eric A. Strom, The University of Texas MD Anderson Cancer Center, Houston, TX; Barbara L. Smith, Massachusetts General Hospital, Boston, MA; Alan C. Hartford, Dartmouth Hitchcock Medical Center, Lebanon, NH; Afshin Rashtian, University of Southern California, Los Angeles, Los Angeles; Anthony T. Pu, Radiological Associates of Sacramento, Sacramento, CA; Eleanor M. Walker, Henry Ford Hospital, Detroit, MI; Jeannette L. Wilcox, Greenville SC Community Clinical Oncology Program (CCOP), Greenville, SC; Laura A. Vallow, Mayo Clinic, Jacksonville, FL; William Small Jr, Northwestern University Feinberg School of Medicine, Chicago, IL; Kevin Kerlin, Southeast Cancer Control Consortium CCOP, Winston-Salem, NC; Julia White, James Cancer Hospital, Ohio State University, Columbus, OH; Eileen Rakovitch, Toronto-Sunnybrook Regional Cancer Centre, Toronto, Ontario; and Isabelle Germain, L'Hotel-Dieu de Quebec, Quebec, Quebec, Canada
| | - Amit Shah
- Beryl McCormick and Clifford Hudis, Memorial Sloan-Kettering Cancer Center, New York, NY; Kathryn Winter and Jennifer Moughan, Radiation Therapy Oncology Group Statistical Center, Philadelphia; Amit Shah, York Cancer Center, York; Albert Yuen, Reading Hospital and Medical Center, Reading, PA; Henry Mark Kuerer, Nour Sneige, and Eric A. Strom, The University of Texas MD Anderson Cancer Center, Houston, TX; Barbara L. Smith, Massachusetts General Hospital, Boston, MA; Alan C. Hartford, Dartmouth Hitchcock Medical Center, Lebanon, NH; Afshin Rashtian, University of Southern California, Los Angeles, Los Angeles; Anthony T. Pu, Radiological Associates of Sacramento, Sacramento, CA; Eleanor M. Walker, Henry Ford Hospital, Detroit, MI; Jeannette L. Wilcox, Greenville SC Community Clinical Oncology Program (CCOP), Greenville, SC; Laura A. Vallow, Mayo Clinic, Jacksonville, FL; William Small Jr, Northwestern University Feinberg School of Medicine, Chicago, IL; Kevin Kerlin, Southeast Cancer Control Consortium CCOP, Winston-Salem, NC; Julia White, James Cancer Hospital, Ohio State University, Columbus, OH; Eileen Rakovitch, Toronto-Sunnybrook Regional Cancer Centre, Toronto, Ontario; and Isabelle Germain, L'Hotel-Dieu de Quebec, Quebec, Quebec, Canada
| | - Isabelle Germain
- Beryl McCormick and Clifford Hudis, Memorial Sloan-Kettering Cancer Center, New York, NY; Kathryn Winter and Jennifer Moughan, Radiation Therapy Oncology Group Statistical Center, Philadelphia; Amit Shah, York Cancer Center, York; Albert Yuen, Reading Hospital and Medical Center, Reading, PA; Henry Mark Kuerer, Nour Sneige, and Eric A. Strom, The University of Texas MD Anderson Cancer Center, Houston, TX; Barbara L. Smith, Massachusetts General Hospital, Boston, MA; Alan C. Hartford, Dartmouth Hitchcock Medical Center, Lebanon, NH; Afshin Rashtian, University of Southern California, Los Angeles, Los Angeles; Anthony T. Pu, Radiological Associates of Sacramento, Sacramento, CA; Eleanor M. Walker, Henry Ford Hospital, Detroit, MI; Jeannette L. Wilcox, Greenville SC Community Clinical Oncology Program (CCOP), Greenville, SC; Laura A. Vallow, Mayo Clinic, Jacksonville, FL; William Small Jr, Northwestern University Feinberg School of Medicine, Chicago, IL; Kevin Kerlin, Southeast Cancer Control Consortium CCOP, Winston-Salem, NC; Julia White, James Cancer Hospital, Ohio State University, Columbus, OH; Eileen Rakovitch, Toronto-Sunnybrook Regional Cancer Centre, Toronto, Ontario; and Isabelle Germain, L'Hotel-Dieu de Quebec, Quebec, Quebec, Canada
| | - Alan C Hartford
- Beryl McCormick and Clifford Hudis, Memorial Sloan-Kettering Cancer Center, New York, NY; Kathryn Winter and Jennifer Moughan, Radiation Therapy Oncology Group Statistical Center, Philadelphia; Amit Shah, York Cancer Center, York; Albert Yuen, Reading Hospital and Medical Center, Reading, PA; Henry Mark Kuerer, Nour Sneige, and Eric A. Strom, The University of Texas MD Anderson Cancer Center, Houston, TX; Barbara L. Smith, Massachusetts General Hospital, Boston, MA; Alan C. Hartford, Dartmouth Hitchcock Medical Center, Lebanon, NH; Afshin Rashtian, University of Southern California, Los Angeles, Los Angeles; Anthony T. Pu, Radiological Associates of Sacramento, Sacramento, CA; Eleanor M. Walker, Henry Ford Hospital, Detroit, MI; Jeannette L. Wilcox, Greenville SC Community Clinical Oncology Program (CCOP), Greenville, SC; Laura A. Vallow, Mayo Clinic, Jacksonville, FL; William Small Jr, Northwestern University Feinberg School of Medicine, Chicago, IL; Kevin Kerlin, Southeast Cancer Control Consortium CCOP, Winston-Salem, NC; Julia White, James Cancer Hospital, Ohio State University, Columbus, OH; Eileen Rakovitch, Toronto-Sunnybrook Regional Cancer Centre, Toronto, Ontario; and Isabelle Germain, L'Hotel-Dieu de Quebec, Quebec, Quebec, Canada
| | - Afshin Rashtian
- Beryl McCormick and Clifford Hudis, Memorial Sloan-Kettering Cancer Center, New York, NY; Kathryn Winter and Jennifer Moughan, Radiation Therapy Oncology Group Statistical Center, Philadelphia; Amit Shah, York Cancer Center, York; Albert Yuen, Reading Hospital and Medical Center, Reading, PA; Henry Mark Kuerer, Nour Sneige, and Eric A. Strom, The University of Texas MD Anderson Cancer Center, Houston, TX; Barbara L. Smith, Massachusetts General Hospital, Boston, MA; Alan C. Hartford, Dartmouth Hitchcock Medical Center, Lebanon, NH; Afshin Rashtian, University of Southern California, Los Angeles, Los Angeles; Anthony T. Pu, Radiological Associates of Sacramento, Sacramento, CA; Eleanor M. Walker, Henry Ford Hospital, Detroit, MI; Jeannette L. Wilcox, Greenville SC Community Clinical Oncology Program (CCOP), Greenville, SC; Laura A. Vallow, Mayo Clinic, Jacksonville, FL; William Small Jr, Northwestern University Feinberg School of Medicine, Chicago, IL; Kevin Kerlin, Southeast Cancer Control Consortium CCOP, Winston-Salem, NC; Julia White, James Cancer Hospital, Ohio State University, Columbus, OH; Eileen Rakovitch, Toronto-Sunnybrook Regional Cancer Centre, Toronto, Ontario; and Isabelle Germain, L'Hotel-Dieu de Quebec, Quebec, Quebec, Canada
| | - Eleanor M Walker
- Beryl McCormick and Clifford Hudis, Memorial Sloan-Kettering Cancer Center, New York, NY; Kathryn Winter and Jennifer Moughan, Radiation Therapy Oncology Group Statistical Center, Philadelphia; Amit Shah, York Cancer Center, York; Albert Yuen, Reading Hospital and Medical Center, Reading, PA; Henry Mark Kuerer, Nour Sneige, and Eric A. Strom, The University of Texas MD Anderson Cancer Center, Houston, TX; Barbara L. Smith, Massachusetts General Hospital, Boston, MA; Alan C. Hartford, Dartmouth Hitchcock Medical Center, Lebanon, NH; Afshin Rashtian, University of Southern California, Los Angeles, Los Angeles; Anthony T. Pu, Radiological Associates of Sacramento, Sacramento, CA; Eleanor M. Walker, Henry Ford Hospital, Detroit, MI; Jeannette L. Wilcox, Greenville SC Community Clinical Oncology Program (CCOP), Greenville, SC; Laura A. Vallow, Mayo Clinic, Jacksonville, FL; William Small Jr, Northwestern University Feinberg School of Medicine, Chicago, IL; Kevin Kerlin, Southeast Cancer Control Consortium CCOP, Winston-Salem, NC; Julia White, James Cancer Hospital, Ohio State University, Columbus, OH; Eileen Rakovitch, Toronto-Sunnybrook Regional Cancer Centre, Toronto, Ontario; and Isabelle Germain, L'Hotel-Dieu de Quebec, Quebec, Quebec, Canada
| | - Albert Yuen
- Beryl McCormick and Clifford Hudis, Memorial Sloan-Kettering Cancer Center, New York, NY; Kathryn Winter and Jennifer Moughan, Radiation Therapy Oncology Group Statistical Center, Philadelphia; Amit Shah, York Cancer Center, York; Albert Yuen, Reading Hospital and Medical Center, Reading, PA; Henry Mark Kuerer, Nour Sneige, and Eric A. Strom, The University of Texas MD Anderson Cancer Center, Houston, TX; Barbara L. Smith, Massachusetts General Hospital, Boston, MA; Alan C. Hartford, Dartmouth Hitchcock Medical Center, Lebanon, NH; Afshin Rashtian, University of Southern California, Los Angeles, Los Angeles; Anthony T. Pu, Radiological Associates of Sacramento, Sacramento, CA; Eleanor M. Walker, Henry Ford Hospital, Detroit, MI; Jeannette L. Wilcox, Greenville SC Community Clinical Oncology Program (CCOP), Greenville, SC; Laura A. Vallow, Mayo Clinic, Jacksonville, FL; William Small Jr, Northwestern University Feinberg School of Medicine, Chicago, IL; Kevin Kerlin, Southeast Cancer Control Consortium CCOP, Winston-Salem, NC; Julia White, James Cancer Hospital, Ohio State University, Columbus, OH; Eileen Rakovitch, Toronto-Sunnybrook Regional Cancer Centre, Toronto, Ontario; and Isabelle Germain, L'Hotel-Dieu de Quebec, Quebec, Quebec, Canada
| | - Eric A Strom
- Beryl McCormick and Clifford Hudis, Memorial Sloan-Kettering Cancer Center, New York, NY; Kathryn Winter and Jennifer Moughan, Radiation Therapy Oncology Group Statistical Center, Philadelphia; Amit Shah, York Cancer Center, York; Albert Yuen, Reading Hospital and Medical Center, Reading, PA; Henry Mark Kuerer, Nour Sneige, and Eric A. Strom, The University of Texas MD Anderson Cancer Center, Houston, TX; Barbara L. Smith, Massachusetts General Hospital, Boston, MA; Alan C. Hartford, Dartmouth Hitchcock Medical Center, Lebanon, NH; Afshin Rashtian, University of Southern California, Los Angeles, Los Angeles; Anthony T. Pu, Radiological Associates of Sacramento, Sacramento, CA; Eleanor M. Walker, Henry Ford Hospital, Detroit, MI; Jeannette L. Wilcox, Greenville SC Community Clinical Oncology Program (CCOP), Greenville, SC; Laura A. Vallow, Mayo Clinic, Jacksonville, FL; William Small Jr, Northwestern University Feinberg School of Medicine, Chicago, IL; Kevin Kerlin, Southeast Cancer Control Consortium CCOP, Winston-Salem, NC; Julia White, James Cancer Hospital, Ohio State University, Columbus, OH; Eileen Rakovitch, Toronto-Sunnybrook Regional Cancer Centre, Toronto, Ontario; and Isabelle Germain, L'Hotel-Dieu de Quebec, Quebec, Quebec, Canada
| | - Jeannette L Wilcox
- Beryl McCormick and Clifford Hudis, Memorial Sloan-Kettering Cancer Center, New York, NY; Kathryn Winter and Jennifer Moughan, Radiation Therapy Oncology Group Statistical Center, Philadelphia; Amit Shah, York Cancer Center, York; Albert Yuen, Reading Hospital and Medical Center, Reading, PA; Henry Mark Kuerer, Nour Sneige, and Eric A. Strom, The University of Texas MD Anderson Cancer Center, Houston, TX; Barbara L. Smith, Massachusetts General Hospital, Boston, MA; Alan C. Hartford, Dartmouth Hitchcock Medical Center, Lebanon, NH; Afshin Rashtian, University of Southern California, Los Angeles, Los Angeles; Anthony T. Pu, Radiological Associates of Sacramento, Sacramento, CA; Eleanor M. Walker, Henry Ford Hospital, Detroit, MI; Jeannette L. Wilcox, Greenville SC Community Clinical Oncology Program (CCOP), Greenville, SC; Laura A. Vallow, Mayo Clinic, Jacksonville, FL; William Small Jr, Northwestern University Feinberg School of Medicine, Chicago, IL; Kevin Kerlin, Southeast Cancer Control Consortium CCOP, Winston-Salem, NC; Julia White, James Cancer Hospital, Ohio State University, Columbus, OH; Eileen Rakovitch, Toronto-Sunnybrook Regional Cancer Centre, Toronto, Ontario; and Isabelle Germain, L'Hotel-Dieu de Quebec, Quebec, Quebec, Canada
| | - Laura A Vallow
- Beryl McCormick and Clifford Hudis, Memorial Sloan-Kettering Cancer Center, New York, NY; Kathryn Winter and Jennifer Moughan, Radiation Therapy Oncology Group Statistical Center, Philadelphia; Amit Shah, York Cancer Center, York; Albert Yuen, Reading Hospital and Medical Center, Reading, PA; Henry Mark Kuerer, Nour Sneige, and Eric A. Strom, The University of Texas MD Anderson Cancer Center, Houston, TX; Barbara L. Smith, Massachusetts General Hospital, Boston, MA; Alan C. Hartford, Dartmouth Hitchcock Medical Center, Lebanon, NH; Afshin Rashtian, University of Southern California, Los Angeles, Los Angeles; Anthony T. Pu, Radiological Associates of Sacramento, Sacramento, CA; Eleanor M. Walker, Henry Ford Hospital, Detroit, MI; Jeannette L. Wilcox, Greenville SC Community Clinical Oncology Program (CCOP), Greenville, SC; Laura A. Vallow, Mayo Clinic, Jacksonville, FL; William Small Jr, Northwestern University Feinberg School of Medicine, Chicago, IL; Kevin Kerlin, Southeast Cancer Control Consortium CCOP, Winston-Salem, NC; Julia White, James Cancer Hospital, Ohio State University, Columbus, OH; Eileen Rakovitch, Toronto-Sunnybrook Regional Cancer Centre, Toronto, Ontario; and Isabelle Germain, L'Hotel-Dieu de Quebec, Quebec, Quebec, Canada
| | - William Small
- Beryl McCormick and Clifford Hudis, Memorial Sloan-Kettering Cancer Center, New York, NY; Kathryn Winter and Jennifer Moughan, Radiation Therapy Oncology Group Statistical Center, Philadelphia; Amit Shah, York Cancer Center, York; Albert Yuen, Reading Hospital and Medical Center, Reading, PA; Henry Mark Kuerer, Nour Sneige, and Eric A. Strom, The University of Texas MD Anderson Cancer Center, Houston, TX; Barbara L. Smith, Massachusetts General Hospital, Boston, MA; Alan C. Hartford, Dartmouth Hitchcock Medical Center, Lebanon, NH; Afshin Rashtian, University of Southern California, Los Angeles, Los Angeles; Anthony T. Pu, Radiological Associates of Sacramento, Sacramento, CA; Eleanor M. Walker, Henry Ford Hospital, Detroit, MI; Jeannette L. Wilcox, Greenville SC Community Clinical Oncology Program (CCOP), Greenville, SC; Laura A. Vallow, Mayo Clinic, Jacksonville, FL; William Small Jr, Northwestern University Feinberg School of Medicine, Chicago, IL; Kevin Kerlin, Southeast Cancer Control Consortium CCOP, Winston-Salem, NC; Julia White, James Cancer Hospital, Ohio State University, Columbus, OH; Eileen Rakovitch, Toronto-Sunnybrook Regional Cancer Centre, Toronto, Ontario; and Isabelle Germain, L'Hotel-Dieu de Quebec, Quebec, Quebec, Canada
| | - Anthony T Pu
- Beryl McCormick and Clifford Hudis, Memorial Sloan-Kettering Cancer Center, New York, NY; Kathryn Winter and Jennifer Moughan, Radiation Therapy Oncology Group Statistical Center, Philadelphia; Amit Shah, York Cancer Center, York; Albert Yuen, Reading Hospital and Medical Center, Reading, PA; Henry Mark Kuerer, Nour Sneige, and Eric A. Strom, The University of Texas MD Anderson Cancer Center, Houston, TX; Barbara L. Smith, Massachusetts General Hospital, Boston, MA; Alan C. Hartford, Dartmouth Hitchcock Medical Center, Lebanon, NH; Afshin Rashtian, University of Southern California, Los Angeles, Los Angeles; Anthony T. Pu, Radiological Associates of Sacramento, Sacramento, CA; Eleanor M. Walker, Henry Ford Hospital, Detroit, MI; Jeannette L. Wilcox, Greenville SC Community Clinical Oncology Program (CCOP), Greenville, SC; Laura A. Vallow, Mayo Clinic, Jacksonville, FL; William Small Jr, Northwestern University Feinberg School of Medicine, Chicago, IL; Kevin Kerlin, Southeast Cancer Control Consortium CCOP, Winston-Salem, NC; Julia White, James Cancer Hospital, Ohio State University, Columbus, OH; Eileen Rakovitch, Toronto-Sunnybrook Regional Cancer Centre, Toronto, Ontario; and Isabelle Germain, L'Hotel-Dieu de Quebec, Quebec, Quebec, Canada
| | - Kevin Kerlin
- Beryl McCormick and Clifford Hudis, Memorial Sloan-Kettering Cancer Center, New York, NY; Kathryn Winter and Jennifer Moughan, Radiation Therapy Oncology Group Statistical Center, Philadelphia; Amit Shah, York Cancer Center, York; Albert Yuen, Reading Hospital and Medical Center, Reading, PA; Henry Mark Kuerer, Nour Sneige, and Eric A. Strom, The University of Texas MD Anderson Cancer Center, Houston, TX; Barbara L. Smith, Massachusetts General Hospital, Boston, MA; Alan C. Hartford, Dartmouth Hitchcock Medical Center, Lebanon, NH; Afshin Rashtian, University of Southern California, Los Angeles, Los Angeles; Anthony T. Pu, Radiological Associates of Sacramento, Sacramento, CA; Eleanor M. Walker, Henry Ford Hospital, Detroit, MI; Jeannette L. Wilcox, Greenville SC Community Clinical Oncology Program (CCOP), Greenville, SC; Laura A. Vallow, Mayo Clinic, Jacksonville, FL; William Small Jr, Northwestern University Feinberg School of Medicine, Chicago, IL; Kevin Kerlin, Southeast Cancer Control Consortium CCOP, Winston-Salem, NC; Julia White, James Cancer Hospital, Ohio State University, Columbus, OH; Eileen Rakovitch, Toronto-Sunnybrook Regional Cancer Centre, Toronto, Ontario; and Isabelle Germain, L'Hotel-Dieu de Quebec, Quebec, Quebec, Canada
| | - Julia White
- Beryl McCormick and Clifford Hudis, Memorial Sloan-Kettering Cancer Center, New York, NY; Kathryn Winter and Jennifer Moughan, Radiation Therapy Oncology Group Statistical Center, Philadelphia; Amit Shah, York Cancer Center, York; Albert Yuen, Reading Hospital and Medical Center, Reading, PA; Henry Mark Kuerer, Nour Sneige, and Eric A. Strom, The University of Texas MD Anderson Cancer Center, Houston, TX; Barbara L. Smith, Massachusetts General Hospital, Boston, MA; Alan C. Hartford, Dartmouth Hitchcock Medical Center, Lebanon, NH; Afshin Rashtian, University of Southern California, Los Angeles, Los Angeles; Anthony T. Pu, Radiological Associates of Sacramento, Sacramento, CA; Eleanor M. Walker, Henry Ford Hospital, Detroit, MI; Jeannette L. Wilcox, Greenville SC Community Clinical Oncology Program (CCOP), Greenville, SC; Laura A. Vallow, Mayo Clinic, Jacksonville, FL; William Small Jr, Northwestern University Feinberg School of Medicine, Chicago, IL; Kevin Kerlin, Southeast Cancer Control Consortium CCOP, Winston-Salem, NC; Julia White, James Cancer Hospital, Ohio State University, Columbus, OH; Eileen Rakovitch, Toronto-Sunnybrook Regional Cancer Centre, Toronto, Ontario; and Isabelle Germain, L'Hotel-Dieu de Quebec, Quebec, Quebec, Canada
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