Indian Journal of Health and Wellbeing

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In 1985, there were estimated 2 lakh polio cases in the country in the wake of which polio vaccine was universalized and integrated in the universal immunization programme for administration across the country. In 1995, when pulse polio programme was launched, there were still an estimated 50,000 polio cases in the country. In 2005, the NPSP conducted independent verification of VE using field epidemiology, for the first time, and re-discovered that 3 doses of t OPV provided protection to no more than 30% of children against WPV types 1 and 3.

Keywords

Polio Eradication,immunization Programme
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