Assessment of fetal lung maturity.
Egberts
J
J
D005325:Fetal Organ Maturity; D006801:Humans; D008168:Lung / Q000737:chemistry / Q000196:embryology*; D010713:Phosphatidylcholines / Q000032:analysis; D012016:Reference Values; D013109:Sphingomyelins / Q000032:analysis
D010713:Phosphatidylcholines; D013109:Sphingomyelins