COVID-19(9) diagnostic(8) pandemic(8) evaluated(8) Laboratory(8) outbreak(8) the United State(8) real-time RT-PCR(8) evaluate(7) RT-rtPCR(7) analyzed(7) SARS-CoV2(7) Health(6) mink(6) network(6) detect(6) public health(6) National(5) RNA(5) variant(5) United States(5) transmitted(5) Human(5) buffer(5) cats(5) Critical(5) zoonosis(5) molecular(5) interlaboratory comparison(5) Transport(5)