title: Amniotic-fluid lecithin and neonatal respiratory distress.
mesh_terms: D000653:Amniotic Fluid / Q000032:analysis*; D005260:Female; D006801:Humans; D007231:Infant, Newborn; D010713:Phosphatidylcholines / Q000032:analysis*; D011247:Pregnancy; D012127:Respiratory Distress Syndrome, Newborn / Q000378:metabolism*
chemical_list: D010713:Phosphatidylcholines