title: Prenatal determination of fetal lung maturation by amniocentesis.
mesh_terms: D000649:Amniocentesis; D000650:Amnion; D000653:Amniotic Fluid / Q000032:analysis*; D005314:Embryonic and Fetal Development; D005260:Female; D005865:Gestational Age; D006801:Humans; D008168:Lung / Q000196:embryology*; D010169:Palmitic Acids / Q000032:analysis; D010713:Phosphatidylcholines / Q000032:analysis; D011247:Pregnancy; D011663:Pulmonary Surfactants / Q000032:analysis; D011677:Punctures
chemical_list: D010169:Palmitic Acids; D010713:Phosphatidylcholines; D011663:Pulmonary Surfactants