A recent study out of Canada shows wide disparities in the effectiveness of different types of masks and suggests ventilation improvements can do better than common cloth and surgical masks in ...
Elementary schools that improved their ventilation systems and required teachers and staff to wear face masks reported significantly fewer cases of COVID-19, according to a study conducted by the ...
Wearing masks helps stop Covid-19 transmission in schools, according to new modelling (Photo by INA FASSBENDER/AFP via Getty Images) Widespread school closures has been one of the most debilitating ...
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