1. Brigham and Women's Hospital and Harvard T.H. Chan School of Public Health, Boston, Massachusetts, and Botswana Harvard AIDS Institute, Gaborone, Botswana (S.D.)
2. Brigham and Women's Hospital, Boston, Massachusetts (A.K., L.D., E.D., L.R.B., A.E.W.)
3. Massachusetts General Hospital, Boston, Massachusetts (A.Y.K., I.T.L., R.T.G.)
4. Perelman School of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania (E.C.C.)
5. Beth Israel Lahey Health, Cambridge, Massachusetts (R.P.)
6. Mass General Brigham Integrated Care, Somerville, Massachusetts (L.G.).