[On some congenital defects of the duodenal region].
D004064:Digestive System; D004386:Duodenum / Q000002:abnormalities*; D005704:Gallbladder / Q000002:abnormalities*; D005705:Gallbladder Diseases; D006801:Humans; D010179:Pancreas / Q000002:abnormalities*
DUODENUM/abnormalities; GALLBLADDER/abnormalities; PANCREAS/abnormalities