title: Twin ectopic pregnancy.
authors.affiliation: Department of Emergency Medicine, Brigham and Women's Hospital, Boston, Massachusetts.
authors.forename: David
authors.initials: D
authors.lastname: Yamane
authors.affiliation: Department of Emergency Radiology, Brigham and Women's Hospital, Boston, Massachusetts.
authors.forename: Michael
authors.initials: M
authors.lastname: Stella
authors.affiliation: Department of Emergency Medicine, Brigham and Women's Hospital, Boston, Massachusetts.
authors.forename: Eric
authors.initials: E
authors.lastname: Goralnick
mesh_terms: D000328:Adult; D005260:Female; D006801:Humans; D011247:Pregnancy; D011271:Pregnancy, Ectopic / Q000000981:diagnostic imaging* / Q000601:surgery; D059285:Pregnancy, Twin; D014463:Ultrasonography