title: Patient-controlled sedation in endoscopy: are patients leading us?
authors.affiliation: Department of Gastroenterology and Hepatology, Hospital de Portimão - Centro Hospitalar do Algarve, Sitio do Poço Seco, Portimão, Portugal.
authors.forename: Alexandre Oliveira
authors.initials: AO
authors.lastname: Ferreira
authors.forename: Andrea
authors.initials: A
authors.lastname: Riphaus
mesh_terms: D015760:Alfentanil / Q000008:administration & dosage*; D018686:Anesthetics, Intravenous / Q000008:administration & dosage*; D003113:Colonoscopy; D016145:Endoscopy, Digestive System; D005260:Female; D006801:Humans; D008297:Male; D015742:Propofol / Q000008:administration & dosage*
chemical_list: D018686:Anesthetics, Intravenous; D015760:Alfentanil; D015742:Propofol