Endoscopic and histopathological assessment of individuals undergoing one anastomosis gastric bypass: a 2-year follow-up

João Gabriel Romero Braga, Guilherme Hoverter Callejas, Luigi Carlo da Silva COSTA, Ciro Garcia Montes, Felipe David Mendonça Chaim, Martinho Antônio Gestic, Murillo Pimentel Utrini, Francisco Callejas-Neto, Almino Ramos, Elinton Adami Chaim, Everton Cazzo