1. Department of Physical Therapy, College of Health Sciences University of Kentucky Lexington Kentucky USA
2. Department of Clinical Nutrition University of Kentucky HealthCare Lexington Kentucky USA
3. Dr. Bing Zhang Department of Statistics, College of Arts & Sciences University of Kentucky Lexington Kentucky USA
4. Division of Pulmonary, Critical Care and Sleep Medicine, Internal Medicine, College of Medicine University of Kentucky Lexington Kentucky USA
5. Kentucky Research Alliance for Lung Disease, Office of Research College of Medicine, University of Kentucky Lexington Kentucky USA