La terza dose si avvicina,nel frattempo mascherine per gli operatori sanitari

Our findings underline the importance of rapidly reinstating nonpharmaceutical interventions, such as indoor masking and intensive testing strategies, in addition to continued efforts to increase vaccinations, as strategies to prevent avoidable illness and deaths and to avoid mass disruptions to society during the spread of this formidable variant.

https://www.nejm.org/doi/full/10.1056/NEJMc2112981?query=featured_home

https://www.corriere.it/salute/malattie_infettive/21_settembre_04/vaccino-covid-efficacia-dati-84e51b3c-0bf9-11ec-a022-b610359699dd.shtml