patients with anomalies located at the transverse part of the duodenum had prolonged gastric emptying and an increased tendency to duodeno-gastric reflux , whereas patients with anomalies located at the superior part of the duodenum showed quick gastric emptying and the same frequency of duodeno-gastric reflux as patients with a normal duodenal shape .
C0227302
transverse part of
C0013303
duodenal