
Artist: ThamKC Edition: 2/3 Rapid Antigen Test (RTK) for Covid-19 infections is done with the swab samples from nostril or throat mixed with liquid solution, place into testing well to determine the presence of pathogen. This photo was taken at a medical clinic in April 2021 in Malaysia, where the author took the test following an outbreak at the working place. In this photo, the frontline healthcare professionals dressed in full PPE placing the swab samples into test tube.