Antenatal diagnosis and prevention of respiratory distress syndrome.
D001623:Betamethasone / Q000627:therapeutic use; D005260:Female; D006801:Humans; D007231:Infant, Newborn; D008168:Lung / Q000196:embryology; D011247:Pregnancy; D011296:Prenatal Diagnosis; D012127:Respiratory Distress Syndrome, Newborn / Q000517:prevention & control*
D001623:Betamethasone