Affiliation: | 1. Department of Urology, Akita University Graduate School of Medicine, Akita, Japan;2. Center for Kidney Disease and Transplantation, Akita University Graduate School of Medicine, Akita, Japan;3. Department of Urology, Japanese Red Cross Akita Hospital, Akita, Japan;4. Department of Urology, Yamagata University Faculty of Medicine, Yamagata, Japan |