Had COVID recently? Here’s what to know about how long immunity lasts, long COVID, and moreHad COVID recently? Here's what to know about how long immunity lasts, long COVID, and more - AAMC aamc.org Submitted by aamc3404 on February 8, 2024 at 4:08 PM in health Four years after the emergence of SARS-CoV-2, experts know a lot about mutating No comments 60