Respiratory distress syndrome.
D001205:Ascorbic Acid / Q000627:therapeutic use; D005260:Female; D006371:Helium; D006801:Humans; D007231:Infant, Newborn; D010100:Oxygen / Q000633:toxicity; D011175:Positive-Pressure Respiration; D011247:Pregnancy; D012127:Respiratory Distress Syndrome, Newborn / Q000209:etiology / Q000628:therapy
D006371:Helium; D001205:Ascorbic Acid; D010100:Oxygen