Al Rojo Vivo
WEEKDAYS 4/3c
S2020 E0 | 07/02/20
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S2020 E0 | 07/02/20

Primera prueba de vacuna contra COVID-19 de Pfizer deja datos prometedores

Según resultados de las primeras pruebas, la vacuna contra el coronavirus de la farmacéutica Pfizer dieron resultados positivos con solo dos dosis.

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