Srinagar, Dec 25: The chief scientific adviser for Operation Warp Speed said the frequency of allergic reactions to the Pfizer-BioNTech...
Read moreSrinagar, Dec 24: Even though common mask materials block most of the droplets that spread SARS-CoV-2, this may not be...
Read moreSrinagar, Dec 24: Face masks reduce the risk of spreading large respiratory droplets when speaking or coughing by up to...
Read moreNew york, Dec 23: The U.S. began vaccinating the population against COVID-19 last week, but mass adoption is not a...
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