If you did have COVID-19. You may have no antibodies after three to four months, but T cell immunity. "Our results indicate that roughly twice as many people h

If you did have COVID-19. You may have no antibodies after three to four months, but T cell immunity. "Our results indicate that roughly twice as many people have developed T-cell immunity compared with those who we can detect antibodies in." https://medicalxpress.com/news/2020-06-immunity-covid-higher-shown.html https://medicalxpress.com/news/2020-06-immunity-covid-higher...