NEJM This Week — August 12, 2021
Featuring articles on vaccine effectiveness against the delta Covid-19 variant, injectable cabotegravir for prevention of HIV infection, antibody to factor XI after total knee replacement, year 1 of the Bundled Payments for Care Improvement–Advanced payment model, and on a new dimension in the RNA world; a review article on signature cytokines and immune-mediated inflammatory diseases; a case report of a woman with fever, sore throat, and confusion; and Perspective articles on confronting long-haul Covid, on the criminalization of gender-affirming care, and on when low tech wins.