Las vacunas son una parte importante de la lucha contra el coronavirus, pero no podrán acabar por sí solas con la pandemia, afirmó este viernes Mike Ryan, director ejecutivo del Programa de Emergencias Sanitarias de la Organización Mundial de la Salud (OMS).
«Estamos viendo surgir datos de que la protección puede no ser de por vida y por lo tanto pueden ocurrir reinfecciones«, explicó el experto, citado por Reuters. «Las vacunas no equivalen a cero covid-19».
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