The massive countrywide COVID-19 vaccination drive will be rolled out by Prime Minister Narendra Modi from 16th of January. This would be world's largest immunisation exercise. Health Ministry said, therefore, it has been decided in consultation with the Office of the President of India to reschedule the Polio Vaccination Day, also known as the National Immunisation Day or Polio Ravivar to 31st of January.<br />'' <br />''President Ram Nath Kovind will launch the Polio National Immunisation Day on 30th of January which is a Saturday by administering Polio drops to some children at the Rashtrapati Bhawan.<br />'' <br />''<span style="color: #222222;">The decision is in keeping with the stated policy of the Health Ministry to ensure that COVID management and vaccination services as well as non-COVID essential health services proceed in tandem without adversely impacting each other.</span><br />