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Por qué los CDC de Estados Unidos recomiendan a los vacunados usar mascarilla

  • Written by Peter Chin-Hong, Associate Dean for Regional Campuses, University of California, San Francisco
imageEstados Unidos ya recomienda que todas las personas que se encuentren en zonas con altas tasas de infección por COVID-19 utilicen mascarillas en espacios públicos cerrados, independientemente de su estado de vacunación.Mario Tama/Getty Images

Los Centros para el Control y la Prevención de Enfermedades de Estados Unidos...

Read more: Por qué los CDC de Estados Unidos recomiendan a los vacunados usar mascarilla

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