COVID-19: Time to watch out for BF.7

For almost a year now, omicron and its lineages and sub-lineages have dominated the global COVID-19 variant map

No mixing of vaccines in India for booster dose. What do experts say?

Studies point to better protection with mixed doses; experts call data ‘fragmentary’

WHO calls for moratorium on booster till 2021-end, ‘additional’ dose for high risk population

Currently, 20 per cent of the available vaccines are being used as boosters

Are booster doses for COVID-19 vaccines the new normal?

Making boosters integral to India’s containment strategy can trigger medical, ethical dilemmas 

Are COVID-19 boosters ethical, with half the world waiting for a first shot? A bioethicist weighs in

It’s unfair for richer countries to use up more of global vaccine supply while 58% of people in the world have not received their first …

Stop boosters now: WHO to rich countries on COVID-19 vaccines

Less than 1% of the population in Democratic Republic of Congo, Uganda, Nigeria, Somalia have been fully vaccinated due to supply shortage  

Effectiveness of COVID-19 vaccines against infection, severe disease declined with new variants; here's how

AstraZeneca vaccine provided least protection against infection, showed most rapid decline

Consider updating COVID-19 vaccine composition to include omicron: WHO to authorities

The only other precedent we have for updating vaccines regularly based on the circulating strain is for flu. But the comparison may not be fair