title: Ultrasound diagnosis of combined intrauterine and extrauterine pregnancy.
authors.affiliation: Ultrasonic Institute, Medical Faculty, University of Zagreb, Yugoslavia.
authors.forename: D
authors.initials: D
authors.lastname: Jurkovic
authors.forename: A
authors.initials: A
authors.lastname: Kurjak
authors.forename: Z
authors.initials: Z
authors.lastname: Alfirevic
authors.forename: A
authors.initials: A
authors.lastname: Klobucar
mesh_terms: D000328:Adult; D005260:Female; D006801:Humans; D011247:Pregnancy; D011261:Pregnancy Trimester, First; D011274:Pregnancy, Tubal / Q000175:diagnosis*; D014463:Ultrasonography