1. Department of Medicine, Rush University, Chicago, Illinois, USA.
2. Department of Medicine, University of Florida, Gainesville, Florida, USA.
3. Department of Palliative Care and Rehabilitation Medicine, MD Anderson Cancer Center, Houston, Texas, USA.
4. CSSBB Health Care Chaplaincy Network, New York, New York, USA.
5. Department of Psychiatry, FRSC University of Manitoba, Winnipeg, Manitoba, Canada.
6. Department of Medicine, Northwestern University, Evanston, Illinois, USA.