Home24/7 News New study show immunity drops quickly in mild Covid-19 cases CoolPakistan July 22, 2020 0 Comments Facebook Twitter The findings raise concern that humoral immunity against SARS-CoV-2 may not be long lasting in persons with mild illness. https://ift.tt/3hpk8I1 22, 2020 at 09:07AM from KT Mobile https://ift.tt/39jPJbh Tags 24/7 News Facebook Twitter
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