title: Pyloric stenosis in sick premature babies.
mesh_terms: D005260:Female; D006801:Humans; D007231:Infant, Newborn; D007235:Infant, Premature, Diseases / Q000209:etiology* / Q000601:surgery; D008297:Male; D011707:Pyloric Stenosis / Q000209:etiology* / Q000601:surgery