PTI."Not only Indian experts, but we have also consulted World Health Organization guidelines regarding priority groups," he said.On whether the government is aiming at universal immunisation of COVID-19 vaccine, Vardhan said it is not scientifically necessary to administer the vaccine to each and every person in the country. "Not each and every person in the world will be vaccinated.
The prioritisation process is a dynamic process," he mentioned."The behaviour of the virus is also dynamic. All things are based on scientific facts, scrutiny and vision of the overall scientific and health community," he added.India earlier granted emergency use authorisation to two homegrown COVID-19 vaccines — Serum Institute's Covishield and Bharat.