Boom. The narrative is folding.
Jessica C. Watson, from the University of Bristol, in her article “Interpreting a COVID-19 test result”, recently published in the British Medical Journal, writes that “there is a lack of a clear reference test or gold standard for the COVID-19 test”.
https://www.bmj.com/content/369/bmj.m1808
https://archive.md/oBYAV