Which test is best? Frequent versus infrequent testing for the omicron variant of COVID-19

Testing plays a crucial role in humanity's strategy to mitigate the effects of widespread COVID-19 infection. However, given multiple options for testing and the emergence of the highly contagious omicron variant, how do we choose which test to use?

source https://medicalxpress.com/news/2023-01-frequent-infrequent-omicron-variant-covid-.html