title: Observations on amniotic fluid bilirubin levels in relation to gestational age.
mesh_terms: D000653:Amniotic Fluid / Q000032:analysis*; D001663:Bilirubin / Q000032:analysis*; D005260:Female; D005865:Gestational Age; D006801:Humans; D007231:Infant, Newborn; D011247:Pregnancy
chemical_list: D001663:Bilirubin