1. Department of Anesthesiology, Hakodate Goryokaku Hospital
2. Education Center, Asahikawa Medical University(currently Division of Palliative Medicine, Shinshu University Hospital Shinshu Cancer Center)
3. Department of Nursing, Asahikawa Medical University Hospital
4. Department of Palliative Care, ditto
5. Department of Anesthesiology and Critical Care Medicine, Asahikawa Medical University