1. Division of Blood Purification, Nagasaki University Hospital, Nagasaki City, Nagasaki, Japan
2. Department of Urology, Nagasaki University Hospital, Nagasaki City, Nagasaki, Japan
3. Department of Nephrology, Nagasaki University Hospital, Nagasaki City, Nagasaki, Japan
4. Department of Urology, Isahaya General Hospital, Isahaya, Nagasaki, Japan
5. Department of Urology, Nagasaki Medical Center, Omura, Nagasaki, Japan
6. Department of Nursing, Nagasaki University Hospital, Nagasaki City, Nagasaki, Japan
7. Division of Dietary Service, Nagasaki University Hospital, Nagasaki City, Nagasaki, Japan
8. Hospital Pharmacy, Nagasaki University Hospital, Nagasaki City, Nagasaki, Japan
9. Department of Respiratory Medicine, Nagasaki University Graduate School of Biomedical Sciences, Nagasaki City, Nagasaki, Japan