GREENSBORO, N.C. — You took two COVID tests: One is a rapid at-home test, and it's negative. One is a PCR test, done through a clinic and a lab, and it's positive. Is one of the tests wrong? The Chief ...
A Facebook post with a picture of a positive control for a COVID-19 test misleadingly describes it as a positive test kit and suggests it may be “preloaded with the virus”. The post (here) shows a ...