Researchers from Washington University in St. Louis, US have given hope to millions by discovering that a person who’s had mild Covid-19 infection can have immune cells producing antibodies for months after recovery which provide protection against the Corona Virus.…
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The COVID-19 lockdown has meant most of us have spent the better part of 2020 indoors and out of the sun. Add to that the fact that most Indians, despite living in a sunny, tropical country, have low levels of…