
Just testing on an ad hoc basis in a city or at a place like a university or company, whether they have symptoms or not and with whatever test is available and fastest is not always going to yield the best results, says Goel, who is also a professor at U of Ts Dalla Lana School of Public Health….
https://www.utoronto.ca/news/when-it-comes-covid-19-not-all-tests-are-created-equal-u-t-s-vivek-goel