Infectivity falls drastically within a few seconds to minutes of aerosol generation, according to a study by researchers from the University of Bristol, yet to be peer-reviewed.
Hundreds of healthcare workers in Delhi have tested positive in the past week, forcing hospitals to deal with staff shortage. Doctors attribute the number of cases to high exposure.
According to results of a trial published Thursday, vaccinated people can contract and pass on infection within households, including to vaccinated household members.
The Nirouyeh Vijeh Pasdaran Velayat, or NOPO, was the only force Ali Khamenei trusted.It was founded in 1991 and is more feared than the Revolutionary Guards.
Rating democracies is a tricky business. I am only using the simple metric of who in the Indian subcontinent has had the most peaceful, stable, normal political transitions and continuity.
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