Gastrointestinal Endoscopy Unit;
Hospital das Clínicas da Faculdade de Medicina da Universidade de Sao Paulo;
Sao Paulo 05403000;
Brazil;
Division of Gastroenterology;
Hepatology and Endoscopy;
Brigham and Women’s Hospital;
Harvard Medical School;
Boston;
MA 02115;
United States;
Sedation; Digestive endoscopy; Propofol; Benzodiazepines; Opioids; Adverse events;