Endoscopic laser surgery: narrow focus but numerous targets.
D000818:Animals; D003110:Colonic Neoplasms / Q000601:surgery; D004285:Dogs; D004724:Endoscopy; D005767:Gastrointestinal Diseases / Q000601:surgery; D006471:Gastrointestinal Hemorrhage / Q000601:surgery; D006801:Humans; D007417:Intestinal Polyps / Q000601:surgery; D053685:Laser Therapy; D011127:Polyps / Q000601:surgery; D013274:Stomach Neoplasms / Q000601:surgery