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History
- Received for publication February 15, 2011
- Revision received July 21, 2011
- Accepted for publication August 22, 2011
- Published online January 4, 2012.
Copyright & Usage
© Copyright 2012 by the American Board of Family Medicine.
Author Information
- Barcey T. Levy, PhD, MD,
- Jeanette M. Daly, PhD, RN,
- Yinghui Xu, MS and
- John W. Ely, MD, MSPH
- From the Department of Family Medicine (BTL, JMD, YX, JWE) and the Department of Epidemiology (BTL), Roy J. and Lucille A. Carver College of Medicine and College of Public Health, University of Iowa, Iowa City.
- Corresponding author: Barcey T. Levy, University of Iowa, 200 Hawkins Drive, 01292 E. Pomerantz Family Pavilion, Iowa City, IA 52242 (E-mail: barcey-levy{at}uiowa.edu).