1. Department of Medicine Anschutz Health and Wellness Center University of Colorado Anschutz Medical Campus Aurora Colorado USA
2. Department of Medicine Division of Endocrinology, Metabolism, and Diabetes University of Colorado Anschutz Medical Campus Aurora Colorado USA
3. Department of Biostatistics and Informatics Colorado School of Public Health University of Colorado Anschutz Medical Campus Aurora Colorado USA
4. Department of Medicine Duke University School of Medicine Durham North Carolina USA
5. Department of Medicine Division of Geriatric Medicine University of Colorado Anschutz Medical Campus Aurora Colorado USA
6. Eastern Colorado Veterans Affairs Geriatric Research, Education, and Clinical Center Denver Colorado USA
7. Department of Kinesiology & Public Health California Polytechnic State University San Luis Obispo California USA