[Intestinal biopsy].
D000293:Adolescent; D001706:Biopsy / Q000295:instrumentation; D006801:Humans; D007410:Intestinal Diseases / Q000175:diagnosis* / Q000473:pathology; D007420:Intestine, Large / Q000473:pathology*; D007421:Intestine, Small / Q000473:pathology*; D008297:Male; D008722:Methods