Gastrointestinal endoscopy.
D000293:Adolescent; D000328:Adult; D000758:Anesthesia; D001659:Biliary Tract; D001706:Biopsy; D002758:Cholangiography; D003106:Colon / Q000601:surgery; D003108:Colonic Diseases / Q000601:surgery; D003975:Diazepam; D004386:Duodenum; D019723:Endoscopes; D004724:Endoscopy / Q000009:adverse effects; D005336:Fiber Optic Technology; D005767:Gastrointestinal Diseases / Q000175:diagnosis*; D006757:Hospital Units; D006801:Humans; D007417:Intestinal Polyps / Q000601:surgery; D020706:Laparoscopes; D008099:Liver / Q000473:pathology; D008614:Meperidine; D008722:Methods; D008875:Middle Aged; D009873:Operating Rooms; D010179:Pancreas / Q000000981:diagnostic imaging; D010781:Photography; D011028:Pneumoperitoneum, Artificial
D008614:Meperidine; D003975:Diazepam