Artículo
CDC study: Vaccination protects against Covid-19 more than infection
![CDC study: Vaccination protects against Covid-19 more than infection](http://d34t42wpe6kclg.cloudfront.net/co/live/publication/3/4/0/340/pictures/cdc-study-vaccination-protects-against-covid-19-more-than-infection-head-media-IMS_720x0_RKAR_IME.jpg)
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