WJG World Journal of Gastroenterology Submit a Manuscript: https://www.f6publishing.com World J Gastroenterol 2019 July 21; 25(27): 3607-3618 DOI: 10.3748/wjg.v25.i27.3607 ISSN 1007-9327 (print) ISSN 2219-2840 (online) ORIGINAL ARTICLE Retrospective Cohort Study Intermediate-advanced hepatocellular carcinoma in Argentina: Treatment and survival analysis Federico Piñero, Sebastián Marciano, Nora Fernández, Jorge Silva, Margarita Anders, Alina Zerega, Ezequiel Ridruejo, Gustavo Romero, Beatriz Ameigeiras, Claudia D’Amico, Luis Gaite, Carla Bermúdez, Virginia Reggiardo, Luis Colombato, Adrián Gadano, Marcelo Silva ORCID number: Federico Piñero (0000-0002-9528-2279); Sebastian Marciano (0000-0002-7983-1450); Nora Fernández (0000-0002-5026-8887); Jorge Silva (0000-0002-0214-9744); Margarita Anders (0000-0002-2238-5322); Alina Zerega (0000-0002-3678-5204); Ezequiel Ridruejo (0000-0002-3321-0683); Gustavo Romero (0000-0002-4100-2067); Beatriz Ameigeiras (0000-0001-8754-2053); Claudia D'Amico (0000-0002-3246-6580); Luis Gaite (0000-0002-5180-1954); Carla Bermudez (0000-0003-0082-9006); Virginia Reggiardo (0000-0003-3990-5790); Luis Colombato (0000-0001-7859-6842); Adrián Gadano (0000-0002-3590-2472); Marcelo Silva (0000-0002-2287-7351). Author contributions: Piñero F, Silva M contributed to concept and design, writing of article; Marciano S, Fernández N, Silva J, Anders M, Zerega A, Ridruejo E, Ameigeiras B, D’amico C, Gaite L, Bermúdez C, Romero G, Reggiardo V, Colombato L and Gadano A contributed to data recording, critical review of the manuscript; Piñero F contributed to statistical analysis. Institutional review board statement: The study was reviewed and approved by the Austral University, School of Medicine and the Bioethics Institutional Committee of the Austral University Hospital (CIE Federico Piñero, Ezequiel Ridruejo, Marcelo Silva, Hospital Universitario Austral, Facultad de Ciencias Biomédicas, Universidad Austral, Buenos Aires B1629HJ, Argentina Federico Piñero, Margarita Anders, Ezequiel Ridruejo, Marcelo Silva, Latin American Liver Research Educational and Awareness Network (LALREAN), Buenos Aires B1629HJ, Argentina Sebastián Marciano, Carla Bermúdez, Adrián Gadano, Hospital Italiano de Buenos, Cuidad Autónoma de Buenos Aires, Buenos Aires C1424BYE, Argentina Nora Fernández, Luis Colombato, Hospital Británico, Cuidad Autonoma de Buenos Aires, Buenos Aires C1280AEB, Argentina Jorge Silva, Hospital G Rawson, San Juan 5400, Argentina Margarita Anders, Hospital Aleman, Cuidad Autonoma de Buenos Aires, Buenos Aires C1280AEB, Argentina Alina Zerega, Sanatorio Allende from Córdoba, Córdoba 5016, Argentina Ezequiel Ridruejo, Centro de Educación Médica e Investigaciones Clínicas “Norberto Quirno” (CEMIC), Ciudad de Buenos Aires 1431, Argentina Gustavo Romero, Hospital Udaondo, Cuidad Autonoma de Buenos Aires C1264AAA, Argentina Beatriz Ameigeiras, Hospital Ramos Mejía, Ciudad de Buenos Aires C1221ADC, Argentina Claudia D’Amico, Centro Especialidades Medicas Ambulatorias (CEMA), Mar del Plata, Buenos Aires 7600, Argentina Luis Gaite, Clínica de Nefrología, Santa Fe 3000, Argentina Virginia Reggiardo, Hospital del Centenario, Rosario, Santa Fe S2002KDT, Argentina Corresponding author: Federico Piñero, MD, MSc, Academic Research, Doctor, Hepatology and Liver Transplant Unit, Hospital Universitario Austral, Av. Presidente Perón 1500, Pilar, Buenos Aires B1629HJ, Argentina. fpinerof@cas.austral.edu.ar Telephone: +54-230-4482000 Fax: +54-230-4482236 WJG https://www.wjgnet.com July 21, 2019 Volume 25 Issue 27 3607