title: The evaluation of prognosis in threatened early pregnancy.
mesh_terms: D000033:Abortion, Threatened / Q000209:etiology; D002869:Chromosome Aberrations / Q000150:complications; D025063:Chromosome Disorders; D005260:Female; D012739:Gonadal Steroid Hormones / Q000097:blood; D006801:Humans; D010063:Ovum / Q000473:pathology; D011247:Pregnancy; D011258:Pregnancy Tests; D011271:Pregnancy, Ectopic / Q000175:diagnosis; D011379:Prognosis; D013997:Time Factors; D014463:Ultrasonography; D014592:Uterine Hemorrhage
chemical_list: D012739:Gonadal Steroid Hormones