According to a well known Medical Journal: “The Lancet” (Volume 397, ISSUE 10275, P642-643, February 20, 2021)
Russian COVID-19 Vaccine is a real scientific breaktrhough:
Recipients generated robust antibody responses to the spike protein, which included neutralising antibodies, the proportion of the total immunoglobulin that inhibits the virus binding to its receptor. They also showed evidence of T-cell responses, consistent with an immune response that should not quickly wane.
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