"We decided on severe punishment because this is not tolerable. This was not just a blunder or a mistake. Due to what the team did, a number of children were not vaccinated which can also delay getting to the goal of eradicating the virus from the country," he said.
They would spill two drops of the vaccine on the ground for every fake name they would enter in the data for vaccinated children.
Pakistan is one of only three countries in the world with ongoing wild poliovirus transmission, alongside Afghanistan and Nigeria.
(With inputs from agencies.)