Rapid antigen tests offer a convenient and inexpensive way of gauging the extent of Covid-19, although they are not as accurate as the polymerase chain reaction screening carried out by public hospitals and the private sector. Photo: Shutterstock
Rapid antigen tests offer a convenient and inexpensive way of gauging the extent of Covid-19, although they are not as accurate as the polymerase chain reaction screening carried out by public hospitals and the private sector. Photo: Shutterstock