Longitudinal analysis shows durable and broad immune memory after SARS-CoV2 infection with persisting antibody response and memory B & T cells
This study evaluated 254 recovered C19 patients. The results suggest broad and effective immunity may persist long term, and the immune response is highly likely to produce immunity against SARS-CoV-2 variants. https://www.medrxiv.org/content/10.1101/2021.04.19.21255739v1.full-text