title: hCG-beta-subunit radioimmunoassay in gynaecological emergencies.
mesh_terms: D006063:Chorionic Gonadotropin / Q000097:blood*; D003937:Diagnosis, Differential; D004630:Emergencies; D005260:Female; D006801:Humans; D011247:Pregnancy; D011248:Pregnancy Complications / Q000175:diagnosis*; D011863:Radioimmunoassay
chemical_list: D006063:Chorionic Gonadotropin