When someone who has been vaccinated could still be infected and tested positive for the coronavirus for a few common reasons, such as there is a lag between vaccination and protection; the vaccine doesn’t work retroactively; and the vaccine may be ineffective against new variants of the virus.
by Covido February 03, 2021
One way to inform others in writing that you have been vaccinated against the coronavirus with the assumption that the odds of infecting them are quasi-zero.
Guesstimate what percentage of CoⓋid-19 math teachers and tutors in China, India, or Russia might still be infectious if 99.99% of them were jabbed with their homegrown vaccines.
by Covido January 20, 2021