David Saldaña-Cortés, General Surgery Service, Hospital General de México, Mexico City, Mexico
Abel Jalife-Montaño, General Surgery Service, Hospital General de México, Mexico City; Department of Surgery, Escuela de Medicina, Mexico City; Mexico
Noé I. Gracida-Mancilla, General Surgery Service, Hospital General de México, Mexico City; Department of Surgery, Escuela de Medicina, Mexico City; Mexico
Salvador Vega-Castro, General Surgery Service, Hospital General de México, Mexico City; Department of Surgery, Escuela de Medicina, Mexico City; Mexico
Francisco J. Galindo-González, General Surgery Service, Hospital General de México, Mexico City; Department of Surgery, Escuela de Medicina, Mexico City; Department of Surgery, Facultad de Medicina, Universidad Nacional Autónoma de México (UNAM), Mexico City; Mexico
Carlos R. Cervantes-Sánchez, Department of Surgery, Escuela de Medicina, Mexico City; Department of Surgery, Facultad de Medicina, Universidad Nacional Autónoma de México (UNAM), Mexico City; General Surgery Service, Hospital General de Chihuahua “Dr. Salvador Zubirán Anchondo”, Chihuahua. Mexico