1. Center of Innovation for Complex Chronic Healthcare, Edward Hines Jr. Veterans Affairs Hospital, IL, USA
2. Loyola University Chicago, Maywood, IL, USA
3. Edith Nourse Rogers Memorial Veterans Hospital, Bedford, MA, USA
4. The University of Texas Southwestern Medical Center, Dallas, USA
5. Northwestern University, Chicago, IL, USA
6. University of Illinois at Chicago, USA
7. Jesse Brown Veterans Affairs Medical Center, Chicago, IL, USA