1. Department of Health Services Administration, School of Health Professions, The University of Alabama at Birmingham, Birmingham, Alabama, United States
2. IT Concepts, Inc., Vienna, Virginia, United States
3. Fairbanks School of Public Health, Indiana University, Indianapolis, Indiana, United States
4. Center for Biomedical Informatics, Regenstrief Institute, Indianapolis, Indiana, United States
5. Center for Health Information and Communication, Richard L. Roudebush VA Medical Center, Indianapolis, Indiana, United States
6. The Kibbe Group LLC, Camden, Maine, United States
7. Center for Health Information Technology, Westat, Rockville, Maryland, United States