In a new study from the Research Institute of Leumit Health Services in Israel, researchers found a gradual increase in the risk of COVID-19 infection from 90 days after receiving a second dose of the Pfizer-BioNTech vaccine. The study was carried out by. Israel was one of the first countries to roll out a large […]

The post You can have gradual increased COVID risk after second Pfizer vaccine dose appeared first on Knowridge Science Report.

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Source:: Knowridge Science Report

      

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