BackgroundAsymptomatic and pre-symptomatic SARS-CoV-2 infections may contribute to ongoing community transmission. however. the benefit of routine screening of asymptomatic individuals in low-risk populations is unclear. MethodsTo identify SARS-CoV-2 infections 553 seronegative individuals were prospectively followed for 52 weeks. https://www.ealisboa.com/limited-value-AXYS-Valhalla-Pen-must-buy/