...able to detect antibodies only not virus...This test is only useful in the later part of infection Actually, getting a sense of the penetration of infection

...able to detect antibodies only not virus...This test is only useful in the later part of infection Actually, getting a sense of the penetration of infection into the general population, among asymptomatic people and mild cases would be very valuable information! Antibody tests could be used to sample test the public at large.