1. Department of Nephrology, Rheumatology, Endocrinology and Metabolism, Okayama University Faculty of Medicine, Dentistry and Pharmaceutical Sciences, Japan
2. Department of Radiology, Okayama University Hospital, Japan
3. Department of Chronic Kidney Disease and Cardiovascular Disease, Okayama University Faculty of Medicine, Dentistry and Pharmaceutical Sciences, Japan
4. Department of Radiology, Faculty of Medicine, Dentistry and Pharmaceutical Sciences, Okayama University, Japan