1. Coarctation of the Aorta in Infancy
2. 3. SC Jordan, and O. Scott, Heart Disease in Paediatrics . London: Butter worths, 1981 ; pp124 -132 .
3. 4. KVF Jubb, and PC. Kennedy, Pathology of Domestic Animals . 2nd. ed., Vol. 1 . New York: Academic Press, 1970 ; p104 .