In a Sept. 9 speech, U.S. President Joe Biden pledged to increase production of rapid tests amid a raft of measures designed to combat the COVID-19 pandemic ( bit.ly/3D8eXac). “From the start, America ...

Reverse transcription-polymerase chain reaction (RT-PCR) has been the gold standard for diagnosis during the COVID-19 pandemic. However, the PCR portion of the test requires bulky, expensive machines ...