1. University of Pennsylvania Perelman School of Medicine, Philadelphia, Pennsylvania (M.D.G., J.Y.H., Q.W.)
2. University of Pennsylvania Perelman School of Medicine and Philadelphia Veterans Affairs Medical Center, Philadelphia, Pennsylvania (J.F.B.)
3. Oregon Health & Science University, Portland, Oregon (K.W.)
4. Bristol-Myers Squibb, New York, New York (E.A., S.C., T.A.S.)
5. University of Alabama at Birmingham, Birmingham, Alabama (L.C., F.X., S.Y., J.R.C.)