Vaccination offers more protection against Covid-19 than previous infection, a C.D.C. study suggests.
By BY BENJAMIN MUELLER from NYT Health https://ift.tt/3BvNgqy
Dr. M. S. Dudhare, Associate Professor, Vilasrao Deshmukh College of Agril. Biotechnology, Latur (M. S.) Vasantrao Naik Marathwada Agricultural UNiversity, Parbhani, Maharashtra State, India E-Mail: - mahendra_s_d@yahoo.com ; Mob.- +91-9403209490 / 9422179788 ; http://www.dudhare.blogspot.in
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