The Jammu and Kashmir government Sunday said the pulse polio immunization campaign has been extended by two more days to cover nearly two million children. Shabir Ahmad Khan minister of state for health said the state has not recorded a single polio case since 2010 thanks to the pulse polio immunization programme. (Read: Amitabh Bachchan proud to have contributed to India becoming ‘polio-free’) No polio case has been reported since January 2011 in the country because of which the World Health Organization (WHO) has removed India from the list of polio endemic countries he said. (Read: India to be certified