 "Pfizer Vaccine, Coronavirus vaccine")
Two doses of Pfizer-BioNTech's COVID-19 vaccine appear to have given 70% protection against hospitalisation in South Africa in recent weeks, a major real-world study on the potential impact of Omicron showed on Tuesday, as the country battles a spike in infections linked to the new variant.
The study released by South Africa's largest private health insurance administrator, Discovery Health, was based on more than 211,000 positive COVID-19 test results from Nov. 15 to Dec. 7, around 78,000 of which were attributed to Omicron.
The 78,000 results are not confirmed Omicron cases, meaning the study is not able to draw conclusive findings about
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