1. Herbert Wertheim School of Public Health and Longevity Science, University of California San Diego, San Diego, CA, USA
2. Department of Emergency Medicine, University of Colorado School of Medicine, Aurora, CO, USA
3. VA Eastern Colorado Geriatric Research Education and Clinical Center, Aurora, CO, USA
4. Department of Epidemiology, Colorado School of Public Health, University of Colorado Anschutz Medical Campus, Aurora, CO, USA
5. University of Michigan Transportation Research Institute, Ann Arbor, MI, USA
6. Department of Epidemiology, Mailman School of Public Health, Columbia University, New York, NY, USA
7. Department of Anesthesiology, Vagelos College of Physicians and Surgeons, Columbia University, New York, NY, USA
8. San Diego Skaggs School of Pharmacy and Pharmaceutical Sciences, University of California, La Jolla, CA, USA
9. Bassett Healthcare Network, Bassett Research Institute, Cooperstown, NY, USA