title: Alpha-fetoprotein (AFP) in maternal serum and human gonadotropin (hCG) in urine in 77 patients with vaginal bleeding in early pregnancy.
mesh_terms: D000033:Abortion, Threatened / Q000175:diagnosis; D006063:Chorionic Gonadotropin / Q000652:urine*; D005260:Female; D006801:Humans; D007231:Infant, Newborn; D011247:Pregnancy; D011248:Pregnancy Complications / Q000175:diagnosis*; D011379:Prognosis; D014592:Uterine Hemorrhage / Q000209:etiology; D000509:alpha-Fetoproteins / Q000032:analysis*
chemical_list: D006063:Chorionic Gonadotropin; D000509:alpha-Fetoproteins