1. Dorland’s Illustrated Medical Dictionary,1965
2. Webster’s New World Dictionary, College Edition,1959
3. The segmental approach to diagnosis in congenital heart disease;Van Praagh,1972
4. Van Praagh R., Vlad P.. Dextrocardia mesocardia, levocardia. The segmental approach to diagnosis in congenital heart disease. In: Keith J.D., Rowe R.D., Vlad P., eds. Heart Disease In Infancy And Childhood. 3rd ed. New York: Macmillan; 1978:638.
5. The segmental approach to understanding complex congenital cardiac lesions;Van Praagh,1979