Drug-induced liver injury: Relation between the R ratio and histopathology O.M. Ardila-Suárez; L. Oriz-Benjumea; A.A. Arteta; L.G. Guevara-Casallas;

Major adverse events related to endoscopic or laparoscopic procedures in achalasia. A systematic review and meta-analysis S. Niño-Ramírez; O. Ardila; F.H. Rodríguez; J. Londoño; S. Pérez; S. Sánchez; J. Camargo; L.G. Guevara-Casallas;

Reducing the heterogeneity in hepatocellular carcinoma. A cluster analysis based on clinical variables in patients treated at a quaternary care hospital S. Niño-Ramírez; D. Jaramillo-Arroyave; O. Ardila; L.G. Guevara-Casallas;