Immunoassay of human chorionic gonadotrophin: diurnal variation in urinary antigen excretion.
D000941:Antigens / Q000378:metabolism*; D006063:Chorionic Gonadotropin; D002940:Circadian Rhythm; D005260:Female; D006801:Humans; D007118:Immunoassay; D007120:Immunochemistry; D066298:In Vitro Techniques; D011247:Pregnancy; D011258:Pregnancy Tests; D014556:Urine
D000941:Antigens; D006063:Chorionic Gonadotropin