US requirements (accepting this is of no use to the OP)...but begs the question if someone has had it, and tested positive, and isolated, why would they re-test anyway ?
But what if someone still tests positive after 10 days? This is very common. People who have tested positive for COVID-19...
My understanding is not - I read about this a while back…..the scientists have basically failed to find anything contagious more than 9 days after symptoms first appear apparently so 10 days is deemed sufficient (it’s the accepted global standard). Government advice is a bit unclear though in...