1. The ISO/ISPO classification of congenital limb deficiency;Day;Prosthet Orthot lnt,1991
2. A study of 100 cases of congenital limb deficiencies;Jain;Med J Armed Forces India,1989
3. A proposed international terminology for the classification of congenital limb deficiencies;Kay;ICIB,1974
4. Epidemiological aspects of the problem of congenital malformations;Kennedy;Birth Defects,1967
5. Twenty-three years of clinic experience;Lambert;ICIB,1971