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Implementation and Evolution of Mitigation Measures, Testing, and Contact Tracing in the National Football League, August 9–november 21, 2020

Christina D. Mack,Erin B. Wasserman,Cria G. Perrine,Adam MacNeil,Deverick J. Anderson,Emily Myers,Sabrina Smith,L. Clifford McDonald,Michael Osterholm,Gary S. Solomon,Thom Mayer,Allen Sills

MMWR Morbidity and Mortality Weekly Report（2021）

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