cost point-of-care sensors for disease diagnosis. The current standard of care for COVID-19
is quantitative reverse transcriptase polymerase chain reaction (qRT-PCR). This method is
sensitive, but takes time, effort, and requires specialized equipment and reagents to be
performed correctly. This make it unsuitable for widespread, rapid testing and causes poor
individual and policy decision-making. Rapid antigen tests (RATs) are a widely used …