Gastrointestinal Endoscopy Unit;
Hospital das Clínicas da Faculdade de Medicina da Universidade de São Paulo;
São Paulo 05403-010;
Brazil;
Division of Gastroenterology;
Department of Internal Medicine;
West Virginia University;
Charleston;
WV 25304;
United States;
Sedation; Midazolam; Propofol; Cirrhosis; Endoscopic; Endoscopy; Metaanalysis;