1. Department of Rehabilitation MedicineSt. Marianna University School of Medicine Hospital Kawasaki Japan
2. Department of Rehabilitation MedicineKawasaki Municipal Tama Hospital Kawasaki Japan
3. Department of Rehabilitation MedicineSt. Marianna University School of Medicine, Yokohama City Seibu Hospital Yokohama Japan
4. Graduate School of Health SciencesKobe University Kobe Japan
5. Division of Nephrology and Hypertension, Department of Internal MedicineSt. Marianna University School of Medicine Kawasaki Japan