In Bihar, Covid-19 vaccination will be undertaken for four days every week starting today. Vaccination will be conducted on Monday, Tuesday, Thursday and Saturday. 18,122 health workers were vaccinated on the first day of vaccination drive on January 16.<br />'' <br />''Health Minister Mangal Pandey appealed to people to follow all precautions even after vaccination. He said vaccination process is being minutely monitored to iron out glitches if any.<br />''<br />