1. Simpson University, 2211 College View Drive, Redding, CA 96001, USA
2. Institute of Chronic Illness, Inc., 14 Redgate Court, Silver Spring, MD 20905, USA
3. University of Texas Southwestern Medical Center at Dallas, Dallas, TX 75235, USA
4. University of Kentucky, Lexington, KY 40506, USA
5. CoMeD, Inc., Silver Spring, MD, USA