Editor's Note This study led by researchers from the University of Minnesota, Minneapolis, finds a low prevalence of COVID-19 in symptom-free healthcare workers (HCWs) working in the Minneapolis-St Paul area. In the 14 days before enrollment in the study, 40% of participants reported a known COVID-19 exposure. PPE use was…

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Editor's Note In this study, researchers from Yale School of Medicine, New Haven, Connecticut, find that face-mask compliance remained suboptimal among healthcare workers (HCWs) despite a facility-wide mandate for universal masking during the COVID-19 pandemic. Of 1,561 observations during a 4-week baseline period after universal masking was mandated, median weekly…

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