title: The predictive value of a single early beta human chorionic gonadotropin level in pregnancies achieved by intracytoplasmic sperm injection.
authors.affiliation: Sevgi Hospital, Assisted Reproductive Technologies and Reproductive Endocrinology Unit, Ankara, Turkey.
authors.forename: K
authors.initials: K
authors.lastname: Vicdan
authors.forename: S
authors.initials: S
authors.lastname: Kahraman
authors.forename: A Z
authors.initials: AZ
authors.lastname: Işik
mesh_terms: D018997:Chorionic Gonadotropin, beta Subunit, Human / Q000097:blood*; D010064:Embryo Implantation; D005260:Female; D005307:Fertilization in Vitro / Q000379:methods; D006801:Humans; D011237:Predictive Value of Tests; D011247:Pregnancy; D011259:Pregnancy Tests, Immunologic; D012189:Retrospective Studies
chemical_list: D018997:Chorionic Gonadotropin, beta Subunit, Human