COVID-19 vaccine: the war has begun
THE COVID-19 VACCINE? NOT BEFORE A YEAR AT LEAST, IF EVERYTHING WERE DONE RIGHT If several days ago Pfizer-BioNtech announced its vaccine (RNA type x 2 doses) that it is 90% effective and has revolutionized the world, two days later Russia announced that its Sputnik (Gamaleya) vaccine , (Viral vector with genetically modified virus) is
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