[katieHaylor (OP)]

Philip asks:

Why are the breath tests for Covid not being talked about?

What do you think?

[alancalverd]

I know of three, all in prototype or very early clinical trial stages

https://www.einpresswire.com/search?query=etl&search=

describes one that I'm involved with. AFAIK none of the players is yet in a position to "go commercial", but it is the obvious technology for diagnosing an exhaled infectious agent.