Fetal lung maturity and the gluck test.
D000653:Amniotic Fluid / Q000032:analysis*; D002855:Chromatography, Thin Layer; D003720:Densitometry; D006801:Humans; D007231:Infant, Newborn; D008722:Methods; D010713:Phosphatidylcholines / Q000032:analysis*; D011296:Prenatal Diagnosis; D012127:Respiratory Distress Syndrome, Newborn / Q000175:diagnosis; D013109:Sphingomyelins / Q000032:analysis*; D013464:Sulfuric Acids
D010713:Phosphatidylcholines; D013109:Sphingomyelins; D013464:Sulfuric Acids