title: The Diagnosis of Ectopic Pregnancy.
authors.affiliation: University of Illinois College of Medicine at Peoria/OSF, St. Francis Medical Center, Peoria, IL.
authors.forename: Lisa T
authors.initials: LT
authors.lastname: Barker
authors.affiliation: Medical University of South Carolina, Charleston, SC.
authors.forename: Shelly
authors.initials: S
authors.lastname: Zhou
mesh_terms: D006063:Chorionic Gonadotropin / Q000097:blood; D005260:Female; D006801:Humans; D011247:Pregnancy; D011271:Pregnancy, Ectopic / Q000097:blood / Q000175:diagnosis* / Q000000981:diagnostic imaging; D014463:Ultrasonography
chemical_list: D006063:Chorionic Gonadotropin