title: Instruments for diagnosis, investigation, and treatment of digestive diseases.
mesh_terms: D019723:Endoscopes; D004724:Endoscopy / Q000379:methods*; D020701:Esophagoscopes; D004945:Esophagoscopy / Q000379:methods; D005336:Fiber Optic Technology / Q000295:instrumentation; D005767:Gastrointestinal Diseases / Q000175:diagnosis*; D020699:Gastroscopes; D005773:Gastroscopy / Q000379:methods; D006801:Humans; D020706:Laparoscopes; D010535:Laparoscopy / Q000379:methods; D012106:Research