Researchers screen rapid-detection COVID-19 tests for sensitivity/specificity, limit of detection, and time to results ANN ARBOR, MI, and VANCOUVER, BC—February 10, 2021—After screening more than 1,100 independently assessed, point-of-care COVID-19 tests, researchers at NSF International and Novateur Ventures have identified five direct (antigen/RNA) tests for detection of acute infection and six indirect (antibody) tests for...