[Fetal lung maturity].
D000653:Amniotic Fluid / Q000032:analysis*; D000242:Cyclic AMP / Q000032:analysis; D005260:Female; D005325:Fetal Organ Maturity; D006801:Humans; D008168:Lung / Q000196:embryology*; D010713:Phosphatidylcholines / Q000032:analysis; D011247:Pregnancy; D013109:Sphingomyelins / Q000032:analysis
D010713:Phosphatidylcholines; D013109:Sphingomyelins; D000242:Cyclic AMP