Respiratory distress syndrome. Preventive aspects.
D000649:Amniocentesis; D001769:Blood; D005260:Female; D005318:Fetal Heart; D005332:Fetoscopy; D006339:Heart Rate; D006801:Humans; D006863:Hydrogen-Ion Concentration; D007224:Infant Care; D007231:Infant, Newborn; D011247:Pregnancy; D011248:Pregnancy Complications; D012127:Respiratory Distress Syndrome, Newborn / Q000209:etiology / Q000517:prevention & control*