How testing for COVID-19 works

With confirmed cases of COVID-19 in New Zealand up to 20, many influential people are writing open letters and opinion pieces and doing press conferences asking why we aren’t pulling out all the stops and testing thousands of people a day like they are in South Korea. The thing is, testing for COVID-19 isn’t like a pregnancy test. You don’t just pee on a stick, wait a few minutes and get a result.