title: Prognosis of threatened early pregnancy.
mesh_terms: D000033:Abortion, Threatened / Q000097:blood / Q000175:diagnosis*; D006063:Chorionic Gonadotropin / Q000097:blood; D004958:Estradiol / Q000097:blood; D005260:Female; D006801:Humans; D007752:Obstetric Labor, Premature / Q000175:diagnosis*; D011247:Pregnancy; D011268:Pregnancy-Specific beta 1-Glycoproteins / Q000097:blood; D011374:Progesterone / Q000097:blood; D014463:Ultrasonography
chemical_list: D006063:Chorionic Gonadotropin; D011268:Pregnancy-Specific beta 1-Glycoproteins; D011374:Progesterone; D004958:Estradiol