Itskovitz, J Transvaginal ultrasonography-guided aspiration of gestational sacs for selective abortion in multiple pregnancy. [electronic resource] - American journal of obstetrics and gynecology Jan 1989 - 215-7 p. digital Publication Type: Case Reports; Journal Article ISSN: 0002-9378 Standard No.: 10.1016/0002-9378(89)90125-7 doi Subjects--Topical Terms: Abortion, Therapeutic--methodsFemaleHumansPregnancyPregnancy, MultipleSuctionUltrasonography