ভারত কি বর্তমানে সম্পূর্ণ রূপে একটি পোলিও মুক্ত দেশ ?
The last reported cases of wild polio in India were in West Bengal and Gujarat on 13 January 2011. On 27 March 2014, the World Health Organization (WHO) declared India a polio free country, since no cases of wild polio been reported in for five years.
World Health Organization (WHO) declared India a polio free country