CanSinoBIO Says COVID-19 Shot May Be Less Effective Over Time, Booster Shot Promising
BEIJING (Reuters) – China’s CanSino Biologics Inc said the efficacy rate for its single-dose COVID-19 vaccine may fall over time
Read moreBEIJING (Reuters) – China’s CanSino Biologics Inc said the efficacy rate for its single-dose COVID-19 vaccine may fall over time
Read moreROME (Reuters) – When alarm about potential side effects of AstraZeneca’s COVID-19 shot halted vaccinations around Europe this month, many
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