1. Department of Family Nursing; Division of Health Sciences and Nursing; Graduate School of Medicine; the University of Tokyo; Tokyo Japan
2. Department of Transplant Surgery; Jichi Medical University; Shimotsuke Tochigi Japan
3. Transplant Center; Jichi Medical University Hospital; Shimotsuke Tochigi Japan
4. Department of Cardiovascular Surgery; University of Tokyo Hospital; Tokyo Japan
5. Department of Organ Transplantation; the University of Tokyo Hospital; Tokyo Japan