References
- Murphy E A, Chase G A. Principles of Genetic Counseling. Year Book Medical Publishers, Chicago 1975; 70–74
- Bulmer M G. The Biology of Twinning in Man. Clarendon Press, Oxford 1970; 25–45
- Penrose L S, Smith G F. Down's Anomaly. Little, Brown, Boston 1966; 153–155
- Donabedian A, Axelrod S J, Wyszewianski L. Medical Care Chartbook7th ed. AUPHA Press, Washington, DC 1980; 21
- Grouchy J, Turleau C. Clinical Atlas of Human Chromosomes. John Wiley & Sons, New York 1977; 187–209
- Rowe R D, Uchida I A. Cardiac malformations in monogolism. Am J Med 1961; 31: 726–735
- Keith J D, Rowe R D, Vlad P. Heart Disease in Infancy and Childhood2d ed. Macmillan, New-York 1967; 1–3
- Berg J M, Crome L, France N E. Congenital cardiac malformations in mongolism. Br Heart) 1960; 22: 331–346
- Weinstein M C, Fineberg H V. Clinical Decision Analysis. W. B. Saunders, Philadelphia 1980