Since the onset of novel coronavirus, scientists and medical professionals have made a giant leap in the field of COVID testing and diagnostics.

from Times of India https://timesofindia.indiatimes.com/life-style/health-fitness/health-news/coronavirus-how-accurate-are-at-home-covid-19-tests-can-it-detect-the-omicron-variant-heres-all-you-need-to-know/photostory/88704292.cms