First to get the vaccine will be 3 crore health and other frontline workers, followed by about 27 crore older than 50 or considered high-risk.

India on Saturday launched one of the world's biggest vaccination programmes with COVID vaccines manufactured in the country - one developed by Oxford University and AstraZeneca, the other by Bharat Biotech International with a state-run institute.

It is reportedly said that three crore health and other frontline workers, followed by about 27 crore older than 50 or considered high-risk would receive COVID-19 vaccine.