1. Department of Health Policy, Stanford University School of Medicine, and Stanford Law School, Stanford, California (D.M.S.)
2. Department of Health Policy, Stanford University School of Medicine, Stanford, California (Y.Z., E.E.H., L.P., A.F.H.)
3. Department of Political Science, Stanford University, Stanford, California (J.A.R.)
4. School of Medicine, University of California at Davis, Sacramento, California (G.J.W.)
5. Department of Health Sciences, Bouvé College of Health Sciences, Northeastern University, Boston, Massachusetts (M.M.).