title: Tests for maturity of fetal lung.
mesh_terms: D000653:Amniotic Fluid / Q000032:analysis; D005188:False Negative Reactions; D005189:False Positive Reactions; D005260:Female; D005333:Fetus / Q000502:physiology; D006801:Humans; D007231:Infant, Newborn; D008168:Lung / Q000196:embryology*; D008722:Methods; D010713:Phosphatidylcholines / Q000032:analysis; D011247:Pregnancy; D011296:Prenatal Diagnosis; D012127:Respiratory Distress Syndrome, Newborn / Q000175:diagnosis*; D013109:Sphingomyelins / Q000032:analysis
chemical_list: D010713:Phosphatidylcholines; D013109:Sphingomyelins