1. Department of Physical TherapyIndiana University School of Health and Rehabilitation SciencesIndianapolisINUSA
2. Division of PulmonaryCritical Care, Sleep and Occupational MedicineDepartment of MedicineIndiana University School of MedicineIndianapolisINUSA
3. Division of CardiologyDepartment of MedicineIndiana University School of MedicineIndianapolisINUSA
4. Richard L. Roudebush VA Medical CenterIndianapolisINUSA