1. This is reflected in our study too as the maximum prevalence was among children aged 2-3 years, corresponding to the year,1987
2. World Health Organisation,1986
3. Magnitude of problem of poliomyelitis in India;Basu, R.N.;Inidiani Pediatr,1981
4. Health informiation ofInidia. New Delhi: Government of India Central Bureau of;Health Intelligence,1986
5. Abstracts of statistics (1982-83), Pondicherrv: Director of Economics and Statistics, 1984.