The value of the amniotic fluid lecithin: sphingomyelin ratio in the management of high risk pregnancy.
D000649:Amniocentesis; D000653:Amniotic Fluid / Q000032:analysis*; D002585:Cesarean Section; D002855:Chromatography, Thin Layer; D003720:Densitometry; D005260:Female; D005315:Fetal Diseases; D006130:Growth Disorders; D006801:Humans; D006973:Hypertension; D007231:Infant, Newborn; D010713:Phosphatidylcholines / Q000032:analysis*; D011247:Pregnancy; D011248:Pregnancy Complications; D011249:Pregnancy Complications, Cardiovascular; D011254:Pregnancy in Diabetics; D011446:Prospective Studies; D012127:Respiratory Distress Syndrome, Newborn / Q000175:diagnosis*; D013109:Sphingomyelins / Q000032:analysis*; D013997:Time Factors
D010713:Phosphatidylcholines; D013109:Sphingomyelins