Ectopic pregnancy. ACOG technical bulletin number 150--December 1990 (replaces No. 126, March 1989).
D006063:Chorionic Gonadotropin / Q000097:blood; D005260:Female; D005865:Gestational Age; D006801:Humans; D010535:Laparoscopy; D008727:Methotrexate / Q000627:therapeutic use; D009774:Obstetrics / Q000379:methods*; D011247:Pregnancy; D011271:Pregnancy, Ectopic / Q000175:diagnosis / Q000628:therapy; D016896:Treatment Outcome; D016216:Ultrasonography, Prenatal
D006063:Chorionic Gonadotropin; D008727:Methotrexate