title: Amniotic fluid squalene: a useful test in prolonged pregnancy.
mesh_terms: D000653:Amniotic Fluid / Q000032:analysis*; D005260:Female; D006801:Humans; D011247:Pregnancy; D011273:Pregnancy, Prolonged; D012189:Retrospective Studies; D013185:Squalene / Q000032:analysis*
chemical_list: D013185:Squalene