title: Assessment of gestational age from amniotic fluid.
mesh_terms: D000649:Amniocentesis; D000653:Amniotic Fluid / Q000032:analysis*; D001835:Body Weight; D003404:Creatinine / Q000032:analysis*; D005260:Female; D005865:Gestational Age; D006801:Humans; D007231:Infant, Newborn; D008168:Lung / Q000196:embryology; D010713:Phosphatidylcholines / Q000032:analysis*; D011247:Pregnancy; D012127:Respiratory Distress Syndrome, Newborn / Q000517:prevention & control
chemical_list: D010713:Phosphatidylcholines; D003404:Creatinine