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Latorre G, Silva F, Montero I, Bustamante M, Dukes E, Uribe J, Corsi Sotelo O, Reyes D, Fuentes-López E, Pizarro M, Medel P, Torres J, Roa JC, Pizarro S, Achurra P, Donoso A, Wichmann I, Corvalán AH, Chahuan J, Candia R, Agüero C, Gonzalez R, Vargas JI, Espino A, Camargo MC, Shah SC, Riquelme A. Comparison of OLGA and OLGIM as predictors of gastric cancer in a Latin American population: the ECHOS Study. Gut 2023:gutjnl-2023-331059. [PMID: 38148138 DOI: 10.1136/gutjnl-2023-331059] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Key Words] [Grants] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 09/02/2023] [Accepted: 12/15/2023] [Indexed: 12/28/2023]
Affiliation(s)
- Gonzalo Latorre
- Department of Gastroenterology, Faculty of Medicine, Pontificia Universidad Católica de Chile, Santiago, Chile
| | - Felipe Silva
- Department of Gastroenterology, Faculty of Medicine, Pontificia Universidad Católica de Chile, Santiago, Chile
| | - Isabella Montero
- Department of Gastroenterology, Faculty of Medicine, Pontificia Universidad Católica de Chile, Santiago, Chile
| | - Miguel Bustamante
- Department of Gastroenterology, Faculty of Medicine, Pontificia Universidad Católica de Chile, Santiago, Chile
| | - Eitan Dukes
- Department of Gastroenterology, Faculty of Medicine, Pontificia Universidad Católica de Chile, Santiago, Chile
| | - Javier Uribe
- Department of Gastroenterology, Faculty of Medicine, Pontificia Universidad Católica de Chile, Santiago, Chile
| | - Oscar Corsi Sotelo
- Department of Gastroenterology, Faculty of Medicine, Pontificia Universidad Católica de Chile, Santiago, Chile
| | - Diego Reyes
- Department of Gastroenterology, Faculty of Medicine, Pontificia Universidad Católica de Chile, Santiago, Chile
| | - Eduardo Fuentes-López
- Department of Health Sciences, Pontificia Universidad Católica de Chile, Santiago, Chile
| | - Margarita Pizarro
- Department of Gastroenterology, Faculty of Medicine, Pontificia Universidad Católica de Chile, Santiago, Chile
| | - Patricio Medel
- Pharmacology and Toxicology Program, Faculty of Medicine, Pontificia Universidad Católica de Chile, Santiago, Chile
| | - Javiera Torres
- Department of Pathology, Faculty of Medicine, Pontificia Universidad Católica de Chile, Santiago, Chile
| | - Juan Carlos Roa
- Department of Pathology, Faculty of Medicine, Pontificia Universidad Católica de Chile, Santiago, Chile
- Centro para la Prevención y el Control del Cáncer (CECAN), Santiago, Chile
| | - Sebastián Pizarro
- Department of Pathology, Faculty of Medicine, Pontificia Universidad Católica de Chile, Santiago, Chile
| | - Pablo Achurra
- Department of Digestive Surgery, Faculty of Medicine, Pontificia Universidad Católica de Chile, Santiago, Chile
| | - Andrés Donoso
- Department of Digestive Surgery, Faculty of Medicine, Pontificia Universidad Católica de Chile, Santiago, Chile
| | - Ignacio Wichmann
- Department of Obstetrics, Faculty of Medicine, Pontificia Universidad Católica de Chile, Santiago, Chile
- Division of Oncology, Department of Medicine, Stanford University School of Medicine, Stanford, California, USA
- Advanced Center for Chronic Diseases (ACCDiS), Pontificia Universidad Católica de Chile, Santiago, Chile
| | - Alejandro H Corvalán
- Advanced Center for Chronic Diseases (ACCDiS), Pontificia Universidad Católica de Chile, Santiago, Chile
- Department of Hematology & Oncology, Pontificia Universidad Catolica de Chile, Santiago, Chile
| | - Javier Chahuan
- Department of Gastroenterology, Faculty of Medicine, Pontificia Universidad Católica de Chile, Santiago, Chile
| | - Roberto Candia
- Department of Gastroenterology, Faculty of Medicine, Pontificia Universidad Católica de Chile, Santiago, Chile
| | - Carlos Agüero
- Department of Gastroenterology, Faculty of Medicine, Pontificia Universidad Católica de Chile, Santiago, Chile
| | - Robinson Gonzalez
- Department of Gastroenterology, Faculty of Medicine, Pontificia Universidad Católica de Chile, Santiago, Chile
| | - Jose Ignacio Vargas
- Department of Gastroenterology, Faculty of Medicine, Pontificia Universidad Católica de Chile, Santiago, Chile
| | - Alberto Espino
- Department of Gastroenterology, Faculty of Medicine, Pontificia Universidad Católica de Chile, Santiago, Chile
| | - M Constanza Camargo
- Division of Cancer Epidemiology and Genetics, National Cancer Institute, National Institutes of Health, Bethesda, Maryland, USA
| | - Shailja C Shah
- Gastroenterology Section, Veterans Affairs, San Diego Healthcare System, San Diego, California, USA
- Division of Gastroenterology, University of California San Diego, La Jolla, California, USA
| | - Arnoldo Riquelme
- Department of Gastroenterology, Faculty of Medicine, Pontificia Universidad Católica de Chile, Santiago, Chile
- Centro para la Prevención y el Control del Cáncer (CECAN), Santiago, Chile
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2
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Díaz LA, García-Salum T, Fuentes-López E, Reyes D, Ortiz J, Chahuan J, Levican J, Almonacid LI, Valenzuela GH, Serrano E, Budnik S, Gandara V, Gallardo A, Seydewitz MF, Ferrés M, Cofré C, Álvarez M, Pavez C, Candia R, Monrroy H, Espino A, Rada G, Ortiz L, Valderrama S, Salinas E, Toro A, Ortega M, Pizarro M, Medina RA, Riquelme A. High prevalence of SARS-CoV-2 detection and prolonged viral shedding in stools: A systematic review and cohort study. Gastroenterología y Hepatología (English Edition) 2022; 45. [PMCID: PMC9574026 DOI: 10.1016/j.gastre.2021.12.006] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Subscribe] [Scholar Register] [Indexed: 11/01/2022]
Abstract
Objectives Methods Results Conclusions
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Affiliation(s)
- Luis Antonio Díaz
- Department of Gastroenterology, Escuela de Medicina, Pontificia Universidad Católica de Chile, Santiago, Chile
| | - Tamara García-Salum
- Department of Pediatric Infectious Diseases and Immunology, School of Medicine, Pontificia Universidad Católica de Chile, Santiago, Chile
| | - Eduardo Fuentes-López
- Department of Health Sciences, Faculty of Medicine, Pontificia Universidad Católica de Chile, Santiago, Chile
| | - Diego Reyes
- Department of Internal Medicine, School of Medicine, Pontificia Universidad Católica de Chile, Santiago, Chile
| | - Javier Ortiz
- Department of Internal Medicine, School of Medicine, Pontificia Universidad Católica de Chile, Santiago, Chile
| | - Javier Chahuan
- Department of Gastroenterology, Escuela de Medicina, Pontificia Universidad Católica de Chile, Santiago, Chile
| | - Jorge Levican
- Department of Pediatric Infectious Diseases and Immunology, School of Medicine, Pontificia Universidad Católica de Chile, Santiago, Chile
| | - Leonardo I. Almonacid
- Department of Pediatric Infectious Diseases and Immunology, School of Medicine, Pontificia Universidad Católica de Chile, Santiago, Chile
| | - Gonzalo H. Valenzuela
- Department of Pediatric Infectious Diseases and Immunology, School of Medicine, Pontificia Universidad Católica de Chile, Santiago, Chile
| | - Eileen Serrano
- Department of Pediatric Infectious Diseases and Immunology, School of Medicine, Pontificia Universidad Católica de Chile, Santiago, Chile
| | - Sigall Budnik
- School of Medicine, Faculty of Medicine, Pontificia Universidad Católica de Chile, Santiago, Chile
| | - Vicente Gandara
- School of Medicine, Faculty of Medicine, Pontificia Universidad Católica de Chile, Santiago, Chile
| | - Andrea Gallardo
- School of Medicine, Faculty of Medicine, Pontificia Universidad Católica de Chile, Santiago, Chile
| | | | - Marcela Ferrés
- Department of Pediatric Infectious Diseases and Immunology, School of Medicine, Pontificia Universidad Católica de Chile, Santiago, Chile
| | - Colomba Cofré
- Department of Pediatric Gastroenterology and Nutrition, School of Medicine, Pontificia Universidad Católica de Chile, Santiago, Chile
| | - Manuel Álvarez
- Department of Gastroenterology, Escuela de Medicina, Pontificia Universidad Católica de Chile, Santiago, Chile
| | - Carolina Pavez
- Department of Gastroenterology, Escuela de Medicina, Pontificia Universidad Católica de Chile, Santiago, Chile
| | - Roberto Candia
- Department of Gastroenterology, Escuela de Medicina, Pontificia Universidad Católica de Chile, Santiago, Chile
| | - Hugo Monrroy
- Department of Gastroenterology, Escuela de Medicina, Pontificia Universidad Católica de Chile, Santiago, Chile
| | - Alberto Espino
- Department of Gastroenterology, Escuela de Medicina, Pontificia Universidad Católica de Chile, Santiago, Chile
| | - Gabriel Rada
- Department of Internal Medicine, School of Medicine, Pontificia Universidad Católica de Chile, Santiago, Chile,Evidence Center, Cochrane Chile Associated Center, Pontificia Universidad Católica de Chile, Santiago, Chile,Epistemonikos Foundation, Santiago, Chile
| | - Luis Ortiz
- Evidence Center, Cochrane Chile Associated Center, Pontificia Universidad Católica de Chile, Santiago, Chile
| | - Sebastián Valderrama
- Department of Internal Medicine, School of Medicine, Pontificia Universidad Católica de Chile, Santiago, Chile
| | - Erick Salinas
- Department of Pediatric Infectious Diseases and Immunology, School of Medicine, Pontificia Universidad Católica de Chile, Santiago, Chile
| | - Adriana Toro
- Pediatric Service, Clínica UC San Carlos, Red Salud UC Christus, Faculty of Medicine, Pontificia Universidad Católica de Chile, Santiago, Chile
| | - Marcos Ortega
- Department of Intensive Care Medicine, School of Medicine, Pontificia Universidad Católica de Chile, Santiago, Chile,Department of Respiratory Medicine, School of Medicine, Pontificia Universidad Católica de Chile, Santiago, Chile
| | - Margarita Pizarro
- Department of Gastroenterology, Escuela de Medicina, Pontificia Universidad Católica de Chile, Santiago, Chile
| | - Rafael A. Medina
- Department of Pediatric Infectious Diseases and Immunology, School of Medicine, Pontificia Universidad Católica de Chile, Santiago, Chile,Corresponding authors
| | - Arnoldo Riquelme
- Department of Gastroenterology, Escuela de Medicina, Pontificia Universidad Católica de Chile, Santiago, Chile,Department of Health Sciences, Faculty of Medicine, Pontificia Universidad Católica de Chile, Santiago, Chile,Corresponding authors
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Candia R, Viñuela M, Chahuan J, Diaz LA, Gándara V, Errázuriz P, Bustamante L, Villalon A, Huete Á, Crovari F, Briceño E. Follow-up of gallbladder polyps in a high-risk population of gallbladder cancer: a cohort study and multivariate survival competing risk analysis. HPB (Oxford) 2022; 24:1019-1025. [PMID: 34895828 DOI: 10.1016/j.hpb.2021.11.009] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 03/06/2021] [Revised: 08/29/2021] [Accepted: 11/11/2021] [Indexed: 12/24/2022]
Abstract
BACKGROUND The risk of neoplasia in gallbladder polyps seems to be low, but the evidence from populations at high-risk of gallbladder cancer is limited. We aimed to estimate the risk and to identify the factors associated with neoplastic polyps in a high-risk Hispanic population. METHODS A retrospective cohort was recruited between January 2010 and December 2019 at a Chilean university center. Multivariate survival analyses were conducted. Fine-Gray models were fitted to account for competing risks. Covariate adjustment was conducted using propensity scores. The main outcome was the development of gallbladder adenomas or adenocarcinoma. RESULTS Overall, 748 patients were included, 59.6% underwent cholecystectomy. The median follow-up of patients not subjected to cholecystectomy was 54.7 months (12-128.6 months). Seventeen patients (2.27%) developed the outcome. After adjustment by age, sex, intralesional blood flow, lithiasis and gallbladder wall thickening, only polyp size (≥10 mm, adjusted-HR: 15.01, 95%CI: 5.4-48.2) and number of polyps (≥3 polyps, adjusted-HR: 0.11, 95%CI: 0.01-0.55) were associated with neoplasia. CONCLUSION In a Hispanic population at high-risk for gallbladder cancer, gallbladder polyps seem to have a low risk of neoplasia. Polyp size was the main risk factor, while having multiple polyps was associated with an underlying benign condition.
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Affiliation(s)
- Roberto Candia
- Departamento de Gastroenterología, Facultad de Medicina, Pontificia Universidad Católica de Chile, Chile.
| | - Macarena Viñuela
- Alumnos de Medicina, Facultad de Medicina, Pontificia Universidad Católica de Chile, Chile
| | - Javier Chahuan
- Departamento de Gastroenterología, Facultad de Medicina, Pontificia Universidad Católica de Chile, Chile
| | - Luis A Diaz
- Departamento de Gastroenterología, Facultad de Medicina, Pontificia Universidad Católica de Chile, Chile
| | - Vicente Gándara
- Alumnos de Medicina, Facultad de Medicina, Pontificia Universidad Católica de Chile, Chile
| | - Pedro Errázuriz
- Alumnos de Medicina, Facultad de Medicina, Pontificia Universidad Católica de Chile, Chile
| | - Luis Bustamante
- Departamento de Gastroenterología, Facultad de Medicina, Pontificia Universidad Católica de Chile, Chile
| | - Alejandro Villalon
- Departamento de Gastroenterología, Facultad de Medicina, Pontificia Universidad Católica de Chile, Chile
| | - Álvaro Huete
- Departamento de Radiología, Facultad de Medicina, Pontificia Universidad Católica de Chile, Chile
| | - Fernando Crovari
- Departamento de Cirugía Digestiva, Facultad de Medicina, Pontificia Universidad Católica de Chile, Chile
| | - Eduardo Briceño
- Departamento de Cirugía Digestiva, Facultad de Medicina, Pontificia Universidad Católica de Chile, Chile.
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Díaz LA, García-Salum T, Fuentes-López E, Reyes D, Ortiz J, Chahuan J, Levican J, Almonacid LI, Valenzuela GH, Serrano E, Budnik S, Gandara V, Gallardo A, Seydewitz MF, Ferrés M, Cofré C, Álvarez M, Pavez C, Candia R, Monrroy H, Espino A, Rada G, Ortiz L, Valderrama S, Salinas E, Toro A, Ortega M, Pizarro M, Medina RA, Riquelme A. High prevalence of SARS-CoV-2 detection and prolonged viral shedding in stools: A Systematic Review and Cohort Study. Gastroenterología y Hepatología 2022; 45:593-604. [PMID: 35077722 PMCID: PMC8783395 DOI: 10.1016/j.gastrohep.2021.12.009] [Citation(s) in RCA: 3] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Download PDF] [Figures] [Subscribe] [Scholar Register] [Received: 06/03/2021] [Revised: 11/02/2021] [Accepted: 12/29/2021] [Indexed: 10/25/2022]
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5
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Chahuan J, Rey P, Monrroy H. Rumination syndrome. A review article. Revista de Gastroenterología de México (English Edition) 2021. [DOI: 10.1016/j.rgmxen.2020.11.001] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 11/26/2022]
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6
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Chahuan J, Rey P, Monrroy H. Rumination syndrome. A review article. Rev Gastroenterol Mex (Engl Ed) 2021; 86:163-171. [PMID: 33602544 DOI: 10.1016/j.rgmx.2020.11.001] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Key Words] [Track Full Text] [Subscribe] [Scholar Register] [Received: 08/01/2020] [Revised: 11/11/2020] [Accepted: 11/13/2020] [Indexed: 02/07/2023]
Abstract
Rumination syndrome is a functional gastrointestinal disorder characterized by effortless postprandial regurgitation of ingested food into the mouth. An unperceived postprandial contraction of the abdominal wall could be a key mechanism. In those patients, retrograde flow of the ingested gastric content into the mouth is produced due to a simultaneous combination of elevated intra-abdominal pressure and negative intrathoracic pressure. The estimated prevalence is around 2% in the general adult population. The main clinical characteristics include: a) early postprandial regurgitation, b) the effortlessly regurgitated material is similar to the ingested food, c) the regurgitated material is spit out or swallowed again. The clinical diagnosis of rumination syndrome relies on the clinical criteria. High resolution esophageal manometry, ideally including impedance monitoring, can be an important adjunct for making the clinical diagnosis. Its management is based on instruction as to the nature of the pathology, education in postprandial diaphragmatic breathing, and the assessment of possible psychiatric comorbidity. Baclofen use is reserved for second-line treatment in patients with refractory symptoms.
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Affiliation(s)
- J Chahuan
- Departamento de Gastroenterología, Facultad de Medicina, Pontificia Universidad Católica de Chile, Santiago, Chile
| | - P Rey
- Departamento de Gastroenterología, Facultad de Medicina, Pontificia Universidad Católica de Chile, Santiago, Chile; Laboratorio de Fisiología Digestiva, Red de Salud UC-Christus, Santiago, Chile
| | - H Monrroy
- Departamento de Gastroenterología, Facultad de Medicina, Pontificia Universidad Católica de Chile, Santiago, Chile; Laboratorio de Fisiología Digestiva, Red de Salud UC-Christus, Santiago, Chile.
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Villagrán I, Tejos R, Chahuan J, Uslar T, Pizarro M, Varas J, Achurra P, Leiva I, Nazar C, Sirhan M, Uribe J, Ruz C, Villafranca C, Soza R, Solís N, Fuentes-López E, Padilla O, Corvetto M, Riquelme A. [Undergraduate student's perception of clinical simulation workshops: assessment of an instrument]. Rev Med Chil 2018; 146:786-795. [PMID: 30148911 DOI: 10.4067/s0034-98872018000600786] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/13/2017] [Accepted: 05/31/2018] [Indexed: 11/17/2022]
Abstract
BACKGROUND Simulation is a useful training tool for undergraduate medical students. A valid instrument is needed to assess students' perception of simulation workshops. AIM To adapt and validate an instrument to assess the undergraduate medical student's perception of simulation workshops of clinical procedures. MATERIAL AND METHODS Delphi Methodology was used to adapt the instrument. Exploratory and confirmatory analyses were performed to determine the construct validity and Cronbach's Alpha (0 to 1) for internal consistency of the instrument. RESULTS A Delphi panel of 10 experts adapted a seven-item questionnaire (Likert scale 1-5; ranging from 7 to 35) and four open-questions. After 3-delphi-rounds, the instrument was administered to 210 students in six simulation training programs (Paracentesis, Cardiopulmonary Resuscitation, Airway management, Sutures, Thoracentesis and Nursing Procedures). The instrument was considered unidimensional in the factorial analysis. The overall median (Q1-Q3) score was 34 ranging from 32 to 35 and the Cronbach Alpha coefficient was 0.72, indicating a good reliability. CONCLUSIONS The perception questionnaire is a useful and reliable instrument to assess students' perceptions of clinical simulations.
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Affiliation(s)
- Ignacio Villagrán
- Departamento de Ciencias de la Salud, Facultad de Medicina, Pontificia Universidad Católica de Chile, Santiago, Chile
| | - Rodrigo Tejos
- Departamento de Cirugía Digestiva, Facultad de Medicina, Pontificia Universidad Católica de Chile, Santiago, Chile
| | - Javier Chahuan
- Departamento de Medicina Interna, Facultad de Medicina, Pontificia Universidad Católica de Chile, Santiago, Chile
| | - Thomas Uslar
- Departamento de Medicina Interna, Facultad de Medicina, Pontificia Universidad Católica de Chile, Santiago, Chile
| | - Margarita Pizarro
- Departamento de Gastroenterología, Facultad de Medicina, Pontificia Universidad Católica de Chile, Santiago, Chile
| | - Julián Varas
- Departamento de Cirugía Digestiva, Facultad de Medicina, Pontificia Universidad Católica de Chile, Santiago, Chile
| | - Pablo Achurra
- Departamento de Cirugía Digestiva, Facultad de Medicina, Pontificia Universidad Católica de Chile, Santiago, Chile
| | - Isabel Leiva
- Departamento de Enfermedades Respiratorias, Facultad de Medicina, Pontificia Universidad Católica de Chile, Santiago, Chile
| | - Claudio Nazar
- Departamento de Anestesia, Facultad de Medicina, Pontificia Universidad Católica de Chile, Santiago, Chile
| | - Marisol Sirhan
- Departamento de Gastroenterología, Facultad de Medicina, Pontificia Universidad Católica de Chile, Santiago, Chile
| | - Javier Uribe
- Escuela Medicina, Facultad de Medicina, Pontificia Universidad Católica de Chile, Santiago, Chile
| | - Cristian Ruz
- Escuela Medicina, Facultad de Medicina, Pontificia Universidad Católica de Chile, Santiago, Chile
| | - Carlos Villafranca
- Escuela Medicina, Facultad de Medicina, Pontificia Universidad Católica de Chile, Santiago, Chile
| | - Romina Soza
- Departamento de Medicina Interna, Facultad de Medicina, Pontificia Universidad Católica de Chile, Santiago, Chile
| | - Nancy Solís
- Departamento de Gastroenterología, Facultad de Medicina, Pontificia Universidad Católica de Chile, Santiago, Chile
| | - Eduardo Fuentes-López
- Departamento de Ciencias de la Salud, Facultad de Medicina, Pontificia Universidad Católica de Chile, Santiago, Chile
| | - Oslando Padilla
- Departamento de Salud Pública, Facultad de Medicina, Pontificia Universidad Católica de Chile, Santiago, Chile
| | - Marcia Corvetto
- Departamento de Anestesia, Facultad de Medicina, Pontificia Universidad Católica de Chile, Santiago, Chile
| | - Arnoldo Riquelme
- Departamento de Ciencias de la Salud, Facultad de Medicina, Pontificia Universidad Católica de Chile, Santiago, Chile
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