DenisCOVIDinfoguy, 
What are the most reliable rapid antigen tests? | racgp.org.au
"A new study has analysed 26 RATs from Australia and Canada, finding only six could effectively detect the lowest concentrations of COVID-19."
#COVID19 #RATs #rapidantigentests @auscovid19
Source: https://www1.racgp.org.au/newsgp/clinical/what-are-the-most-reliable-rapid-antigen-tests