1. The Harry R. Horvitz Center for Palliative Medicine, Cleveland Clinic Taussig Cancer Center, Cleveland, Ohio
2. Board of Scientific Counselors, Cancer Treatment Research Foundation, Arlington Heights, Illinois
3. Harry R. Horvitz Center for Palliative Medicine, Cleveland Clinic Taussig Center, Cleveland, Ohio, Ohio State University, Columbus, Ohio
4. The Harry R. Horvitz Center for Palliative Medicine, Cleveland Clinic Taussig Center, Cleveland, Ohio
5. Department of Biostatistics, Cleveland Clinic Taussig Center, Cleveland, Ohio