title: Occult biochemical pregnancy: fact or fiction?
authors.forename: G
authors.initials: G
authors.lastname: Brattebø
mesh_terms: D000022:Abortion, Spontaneous / Q000378:metabolism*; D006063:Chorionic Gonadotropin / Q000378:metabolism; D005260:Female; D006801:Humans; D011247:Pregnancy
chemical_list: D006063:Chorionic Gonadotropin