Duodenal and jejunal biopsies.  II.  Histology.
D001706:Biopsy; D013505:Digestive System Surgical Procedures; D004386:Duodenum / Q000033:anatomy & histology* / Q000473:pathology*; D006801:Humans; D007422:Intestines; D007583:Jejunum / Q000033:anatomy & histology* / Q000473:pathology*
DUODENUM/anatomy and histology; DUODENUM/pathology; JEJUNUM/anatomy and histology; JEJUNUM/pathology