1. University of Pittsburgh School of Medicine and UPMC Health System, Pittsburgh, Pennsylvania (I.J.B., C.W.S.)
2. University of Pittsburgh School of Medicine, Pittsburgh, Pennsylvania (B.S.D., J.G.Y.)
3. University of Pittsburgh School of Medicine, University of Pittsburgh Graduate School of Public Health, and UPMC Health System, Pittsburgh, Pennsylvania (D.C.A., J.M.K.).