FILE PHOTO: A health worker holds a syringe and a vial of the Sinovac coronavirus disease (COVID-19) vaccine at a market after hundreds of local residents in the district tested positive for COVID-19 in Bangkok, Thailand, March 17, 2021. REUTERS/Athit Perawongmetha/File Photo
FILE PHOTO: A health worker holds a syringe and a vial of the Sinovac coronavirus disease (COVID-19) vaccine at a market after hundreds of local residents in the district tested positive for COVID-19 in Bangkok, Thailand, March 17, 2021. REUTERS/Athit Perawongmetha/File Photo
/ ATHIT PERAWONGMETHA
Por Agencia EFE

La empresa china Sinovac prevé tener lista “en tres meses” una nueva versión de su vacuna contra el COVID-19 (Coronavac) adaptada a la variante Ómicron, que ha puesto en alerta al mundo por su alto número de mutaciones.

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