1. Center for Quality of Care Research, Baystate Medical Center, Springfield, Massachusetts2Division of General Internal Medicine, Baystate Medical Center, Springfield, Massachusetts3Tufts Clinical and Translational Science Institute, Tufts University School
2. Center for Quality of Care Research, Baystate Medical Center, Springfield, Massachusetts
3. Center for Quality of Care Research, Baystate Medical Center, Springfield, Massachusetts4University of Massachusetts Amherst School of Public Health and Health Sciences, Amherst
4. Department of Medicine, Medicine Institute, Cleveland Clinic, Cleveland, Ohio
5. Division of Pulmonary and Critical Care Medicine, Tufts University School of Medicine, Boston, Massachusetts