1. Department of Internal Medicine, University of Nebraska Medical Center, Omaha, NE, USA
2. School of Information Science and Learning Technologies, University of Missouri, Columbia, MO, USA
3. Informatics Institute, University of Missouri, Columbia, MO, USA
4. School of Nursing, University of Wisconsin, Madison, WI, USA
5. Department of Family and Community Medicine, University of Missouri, Columbia, MO, USA
6. Department of Health Management and Informatics, University of Missouri, Columbia, MO, USA