1. Indiana University School of Nursing Indianapolis IN USA
2. Indiana University School of Medicine Indianapolis Indiana USA
3. Division of General Internal Medicine and Geriatrics Indiana University School of Medicine and Center for Health Services Research, Regenstrief Institute, Inc. Indianapolis Indiana USA
4. Virginia Mason Memorial Hospital Yakima Washington USA
5. Indiana University Health Indianapolis Indiana USA
6. Section of Pulmonary, Critical Care, Sleep and Occupational Medicine Indiana University School of Medicine Indianapolis Indiana USA