
Walt Mossberg @waltmossberg
A really useful, well-reported column by @JoannaStern, reviewing two new PCR-quality home tests, which can detect Covid earlier than the rapid antigen tests. They’re much faster than a lab PCR test but much costlier than the antigen ones. Well worth a read or a view of her video. — PolitiTweet.org
The Wall Street Journal @WSJ
Wondering if your sniffles mean Covid? Do you take a rapid antigen test or a new at-home molecular test?… https://t.co/kARDkB8VTO