1. VA HSR&D Center on Implementing Evidence-Based Practice, Roudebush VAMC, Indianapolis, IN;
2. Indiana University (IU) Center for Health Services & Outcomes Research, Regenstrief Institute Indianapolis, IN;
3. Department of Computer Information Technology, IUPUI, Indianapolis, IN;
4. VA Nebraska Western Iowa Heath Care System, Omaha, NE;
5. University of Nebraska Medical Center College of Public Health, Omaha, NE;
6. Department of Medicine, IU School of Medicine, Indianapolis, IN.