Sanders, S P Prenatal diagnosis of congenital heart defects in thoracoabdominally conjoined twins. [electronic resource] - The New England journal of medicine Aug 1985 - 370-4 p. digital Publication Type: Journal Article ISSN: 0028-4793 Standard No.: 10.1056/NEJM198508083130607 doi Subjects--Topical Terms: EchocardiographyFemaleFetal Diseases--diagnosisHeart Defects, Congenital--diagnosisHumansPregnancyPrenatal DiagnosisTwins, Conjoined