TECHNIQUE FOR PERORAL SMALL INTESTINAL BIOPSY IN CHILDREN.
D001706:Biopsy; D002648:Child; D013505:Digestive System Surgical Procedures; D006801:Humans; D007421:Intestine, Small; D007422:Intestines; D013523:Surgical Equipment
BIOPSY; CHILD; INTESTINE, SMALL; SURGICAL EQUIPMENT