20-30% Covid-19 Infected People Lose Natural Immunity Against Infection in 6 Months: Study
The researchers say that the findings can explain the current sudden spike in Mumbai and Delhi.from Top India News- News18.com https://ift.tt/3t7sVVa
The researchers say that the findings can explain the current sudden spike in Mumbai and Delhi.from Top India News- News18.com https://ift.tt/3t7sVVa
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