Biopsy of the intestinal tract without laparotomy.
D000005:Abdomen / Q000473:pathology*; D034841:Abdominal Cavity; D001706:Biopsy; D041981:Gastrointestinal Tract / Q000473:pathology*; D007422:Intestines; D007813:Laparotomy
ABDOMEN/pathology; GASTROINTESTINAL SYSTEM/pathology