1. Center for Novel and Exploratory Clinical Trials (Y-NEXT), Yokohama City University, Yokohama 236-0004, Japan
2. Department of Medical Science and Cardiorenal Medicine, Yokohama City University Graduate School of Medicine, Yokohama 236-0004, Japan
3. Center for Health Service Sciences, Yokohama National University, Yokohama 240-8501, Japan
4. Department of Nephrology and Hypertension, Yokohama City University Medical Center, Yokohama 232-0024, Japan
5. Department of Nephrology and Hypertension, Saiseikai Yokohamashi Nanbu Hospital, Yokohama 234-0054, Japan