Surfactant extract reduces infant respiratory distress.
D000653:Amniotic Fluid; D006801:Humans; D007231:Infant, Newborn; D011663:Pulmonary Surfactants / Q000008:administration & dosage* / Q000302:isolation & purification; D012127:Respiratory Distress Syndrome, Newborn / Q000188:drug therapy*; D014132:Trachea
D011663:Pulmonary Surfactants