1. From the Duke University Medical Center, Durham, NC (D.W.M., B.R.S., P.S.D.); Ohio Health, Columbus, OH (D.W.M.); Duke Clinical Research Institute, Durham, NC (B.R.S., L.A.M., B.L.L., J.J.F., P.A.C., C.G., P.S.D.); University of Colorado, Denver, CO (F.A.M.); and University of North Carolina School of Medicine and Gillings School of Global Public Health, Chapel Hill, NC (J.J.F.).