2020.11.10 – Professor Barry Schoub- Former Executive Director of NICD and professor emeritus of virology at wits university – The Pfizer vaccine 90% vaccine efficacy announcement. Is it a breakthrough?
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2020.11.10 - Professor Barry Schoub- Former Executive Director of NICD and professor emeritus of virology at wits university - The Pfizer vaccine 90% vaccine efficacy announcement. Is it a breakthrough?