title: Congenital hypertrophic pyloric steosis in triplets.
mesh_terms: D001722:Birth Order; D001789:Blood Group Antigens; D005260:Female; D006801:Humans; D006984:Hypertrophy; D007231:Infant, Newborn; D007232:Infant, Newborn, Diseases / Q000235:genetics*; D008297:Male; D011247:Pregnancy; D011707:Pyloric Stenosis / Q000235:genetics*; D014310:Triplets
chemical_list: D001789:Blood Group Antigens