title: Lasers in gastroenterology.
mesh_terms: D005767:Gastrointestinal Diseases / Q000601:surgery*; D006471:Gastrointestinal Hemorrhage / Q000601:surgery; D005770:Gastrointestinal Neoplasms / Q000601:surgery; D006801:Humans; D053685:Laser Therapy / Q000295:instrumentation