New technic to identify vascular lesions in the gastrointestinal tract.
D005260:Female; D006471:Gastrointestinal Hemorrhage / Q000175:diagnosis*; D006801:Humans; D007420:Intestine, Large / Q000098:blood supply; D007421:Intestine, Small / Q000098:blood supply; D007422:Intestines / Q000098:blood supply*; D007441:Intubation, Gastrointestinal; D007813:Laparotomy; D008722:Methods; D008875:Middle Aged