title: Measurement of serum human chorionic gonadotropin in normal pregnancy.
mesh_terms: D006063:Chorionic Gonadotropin / Q000097:blood*; D005260:Female; D006801:Humans; D011247:Pregnancy; D011863:Radioimmunoassay / Q000379:methods; D013997:Time Factors
chemical_list: D006063:Chorionic Gonadotropin