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Face masks made ‘little to no difference’ in preventing spread of COVID, scientific review finds
The stance by the Centers for Disease Control and Prevention (CDC) on face masks has taken many twists and turns throughout the COVID pandemic. After initially claiming face coverings weren’t ...
In relation to the research reported here, there was no direct funding. Trish Greenhalgh has received funding for related work from Wellcome Trust and National Institute for Health and Care Research.
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