1. Division of Clinical Nephrology and Rheumatology, Kidney Research Center, Niigata University, Niigata, Niigata, Japan
2. Institute of Applied Physics, University of Tsukuba, Tsukuba, Ibaraki, Japan
3. MRTechnology Inc., Tsukuba, Ibaraki, Japan
4. Department of Radiological Sciences, School of Health Sciences at Narita, International University of Health and Welfare, Narita, Chiba, Japan
5. Faculty of Engineering, Niigata University, Niigata, Niigata, Japan