Shah, D M Diagnosis of trisomy 18 in monozygotic twins by cordocentesis. [electronic resource] - American journal of obstetrics and gynecology Jan 1989 - 214-5 p. digital Publication Type: Case Reports; Journal Article ISSN: 0002-9378 Standard No.: 10.1016/0002-9378(89)90124-5 doi Subjects--Topical Terms: AdultCells, CulturedChromosomes, Human, Pair 18FemaleFetal Blood--cytologyHumansInfant, NewbornLymphocytesPregnancyPrenatal DiagnosisTrisomyTwinsTwins, Monozygotic