New research suggests that a 12-week gap between doses of the Oxford-AstraZeneca vaccine might be better than a shorter interval. THOMAS SAMSON/POOL/AFP via Getty Images The efficacy of some COVID-19 ...
We have all heard or read about the different variables of SARS-CoV-2, in the same way that we have been informed about the side effects that some vaccines against the virus cause. In Mexico we are in ...
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