Really? Or do you mean not every tests positive for seroconversion months after infection. I mean, I suppose there might be some folks that are so severely immunocompromised that they cannot mount an antibody response, but surely the vast majority of infected do mount some antibody response.
Really? Or do you mean not every tests positive for seroconversion months after infection. I mean, I suppose there might be some folks that are so severely immunocompromised that they cannot mount an antibody response, but surely the vast majority of infected do mount some antibody response.