1. Department of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania.
2. Suncoast Solutions Inc., Clearwater, Florida.
3. Agrace HospiceCare, Madison, Wisconsin.
4. Hospice of Lancaster County, Lancaster, Pennsylvania.
5. Suncoast Hospice, Clearwater, Florida.
6. Department of Biostatistics, Perelman School of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania.
7. University of South Florida, Tampa, Florida.
8. Warren Alpert School of Medicine, Brown University, Providence, Rhode Island.