Asseryanis, E A new diagnostic method to detect ectopic pregnancy at a very early stage. [electronic resource] - American journal of obstetrics and gynecology Jul 1995 - 236-7 p. digital Publication Type: Case Reports; Journal Article ISSN: 0002-9378 Standard No.: 10.1016/0002-9378(95)90202-3 doi Subjects--Topical Terms: AdultFemaleHumansMethodsPregnancyPregnancy, Ectopic--diagnostic imagingUltrasonography