1. C. Phillips, PT, EdD, Department of Physical Therapy, Arkansas State University, PO Box 910, Jonesboro, AR 72467 (USA).
2. M. Akif Baktir, MD, Department of Physiology, School of Medicine, Erciyes University, Kayseri, Turkey; VA Palo Alto Health Care System, Palo Alto, California; and Cardiovascular Medicine, Department of Medicine, School of Medicine, Stanford University, Palo Alto, California.
3. D. Das, MD, MPH, VA Palo Alto Health Care System and Department of Psychiatry and Behavioral Sciences, School of Medicine, Stanford University.
4. B. Lin, BS, VA Palo Alto Health Care System.
5. A. Salehi, MD, PhD, VA Palo Alto Health Care System and Department of Psychiatry and Behavioral Sciences, School of Medicine, Stanford University.