In more positive news about the Covid vaccine, Pfizer has announced that its vaccine is 95% effective in a final test result. The final data was based on a phase 3 trial involving 43,661 participants in 6 countries. Pfizer has also addressed the issue of its vaccine needing ultra cold storage by providing shipping containers with dry ice that will keep at required temperatures for 15 days. More here: https://arstechnica.com/science/2020/11/pfizer-reports-final-vaccine-results-95-efficacy/
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