The Reuters article is not useful. It doesn't tell us the type of tests being done, and certainly says nothing about false positives. Like most other articles, this article is what I call "bullshit" but John Ionnidis calls:
I was doing stuff with the Johns Hopkins data and it has all kinds problems with it (not to mention the format is terrible; time series as columns?!). They also tacked on the retroactive New York cases to the end to the time series data. I did a post on it:
"Lies, Damned Lies, and Medical Science":
https://www.theatlantic.com/magazine/archive/2010/11/lies-da...
Dr. Ioannidis on Why We Don't Have Reliable Data Surrounding COVID-19:
https://www.youtube.com/watch?v=QUvWaxuurzQ&feature=emb_logo