And,,,,, now it sounds like, because the nasal swab wasn't/isn't quite accurate enough because of too many false positives, they want you to bend over instead.
China using anal swabs (with little warning) to test for COVID-19
https://nationalpost.com/news/world/...ude-anal-swabs
China deploys anal swabs to test for COVID-19
https://www.ctvnews.ca/health/corona...d-19-1.5283930
China uses anal swabs to test for COVID-19
https://thehill.com/homenews/news/53...t-for-covid-19