| Barbara P Yawn | From the University of Minnesota, MN (BPY) COPD Foundation, Washington DC (BPY) Observational and Pragmatic Research Institute, Canada (AK) University of Toronto, Canada (AK) DARTNet Institute, ARR) University of Colorado, CO (WDP) General Practitioners Research Institute, DBP) College of Medicine, University of Florida, FL (KLC) University at Buffalo, AS) University of Michigan, National Jewish Health, CO (BM) Thomas Jefferson University, University of Aberdeen |
| Wilson D Pace | From the University of Minnesota, MN (BPY) COPD Foundation, Washington DC (BPY) Observational and Pragmatic Research Institute, Canada (AK) University of Toronto, Canada (AK) DARTNet Institute, ARR) University of Colorado, CO (WDP) General Practitioners Research Institute, DBP) College of Medicine, University of Florida, FL (KLC) University at Buffalo, AS) University of Michigan, National Jewish Health, CO (BM) Thomas Jefferson University, University of Aberdeen |