1. University of Pennsylvania School of Nursing, United States
2. Glaser Consulting, San Diego, CA, United States
3. University of San Diego School of Nursing, United States
4. George Mason University, Fairfax, United States
5. University of Pennsylvania School of Medicine, United States
6. Philadelphia Veterans Affairs Medical Center, United States
7. Heart Failure and Transplant Center, University of Pennsylvania, United States
8. Christiana Care Health System, Newark, DE, United States