effective

Exclusive: Oxford study indicates AstraZeneca effective against Brazil variant, says source

Exclusive: Oxford study indicates AstraZeneca effective against Brazil variant, says source

Oxford study indicates that AstraZeneca is effective against the Brazil variant

Oxford study indicates that AstraZeneca is effective against the Brazil variant

Former Bitcoin opponent says cryptography is an effective protection against currency devaluation

New evidence for COVID-19 antibodies, less effective vaccines against variants

India’s Covid-19 vaccine is considered effective, boosting national efforts

India’s Covid-19 vaccine is considered effective, boosting national efforts

The Pfizer COVID-19 vaccine may be less effective in obese people.

The Pfizer vaccine may be less effective if you have obesity

The UK believes that vaccines are 80% effective in preventing hospitalizations for people over 80

All three Covid vaccines are highly effective, it encourages people to get the vaccines available