title: Cord sera antitrypsin activity and the respiratory distress syndrome.
mesh_terms: D001724:Birth Weight; D001769:Blood; D001800:Blood Specimen Collection; D001835:Body Weight; D004899:Erythroblastosis, Fetal / Q000150:complications; D005260:Female; D006801:Humans; D007231:Infant, Newborn; D011247:Pregnancy; D011379:Prognosis; D044469:Racial Groups; D012127:Respiratory Distress Syndrome, Newborn / Q000175:diagnosis / Q000201:enzymology* / Q000209:etiology; D012737:Sex Factors; D014361:Trypsin Inhibitors / Q000097:blood*; D014470:Umbilical Cord
chemical_list: D014361:Trypsin Inhibitors