1. Ralph H. Johnson Department of Veterans Affairs Medical Center and Medical University of South Carolina, Charleston
2. Johns Hopkins Bloomberg School of Public Health, Baltimore, Maryland
3. Fukuoka University, Japan
4. Medical University of South Carolina, Charleston
5. Ralph H. Johnson Department of Veterans Affairs Medical Center, and Medical University of South Carolina, Charleston
6. VA Ann Arbor Healthcare System, and University of Michigan Medical School, Ann Arbor
7. Tokiwa University, Mito, Japan