title: Hormones in amniotic fluid and their relation with the respiratory distress syndrome.
mesh_terms: D000653:Amniotic Fluid / Q000032:analysis*; D005260:Female; D005325:Fetal Organ Maturity; D005865:Gestational Age; D006728:Hormones / Q000032:analysis*; D006801:Humans; D007231:Infant, Newborn; D008168:Lung / Q000196:embryology; D011247:Pregnancy; D011248:Pregnancy Complications; D012127:Respiratory Distress Syndrome, Newborn / Q000175:diagnosis*; D012306:Risk
chemical_list: D006728:Hormones