Letvak, Susan PhD, RN; Ruhm, Christopher J. PhD; McCoy, Thomas MS
Author Affiliations: Associate Professor of Nursing (Dr Letvak) and Statistician (Mr McCoy), School of Nursing, University of North Carolina at Greensboro; and Professor of Public Policy and Economics (Dr Ruhm), Department of Economics, University of Virginia, Charlottesville.
This study was funded by the Interdisciplinary Nursing Quality Research Initiative, Robert Wood Johnson Foundation.
The authors report no conflicts of interest.
Correspondence: Susan Letvak, PhD, RN, School of Nursing, University of North Carolina at Greensboro, PO Box 26170, 207 Moore Bldg, Greensboro, NC 27402 ([email protected]).