[Examination of the correlated function of the stomach and duodenum in infants with frequent vomiting].
D004386:Duodenum; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D007232:Infant, Newborn, Diseases; D013270:Stomach; D014839:Vomiting
DUODENUM; INFANT, NEWBORN, DISEASES; STOMACH; VOMITING