Lasers in gastroenterology.
D001128:Argon; D005767:Gastrointestinal Diseases / Q000150:complications / Q000601:surgery*; D006471:Gastrointestinal Hemorrhage / Q000209:etiology; D005770:Gastrointestinal Neoplasms / Q000150:complications / Q000601:surgery; D006801:Humans; D053685:Laser Therapy; D007834:Lasers; D009354:Neodymium
D009354:Neodymium; D001128:Argon