1. From the Division of Health Policy and Administration, University of Illinois Chicago School of Public Health, Chicago (B.Q.C.); and the Department of Health Management and Policy, School of Public Health (R.A.H., J.Z.A.), the Division of General Medicine, Medical School (J.Z.A.), the Gerald R. Ford School of Public Policy (J.Z.A.), and the Institute for Healthcare Policy and Innovation (R.A.H., J.Z.A.), University of Michigan, Ann Arbor.