Affiliation: | 1. Department of Internal Medicine, Jyoban Hospital of Tokiwa Foundation, 9728322 Fukushima, Japan;2. Department of Urology, Jyoban Hospital of Tokiwa Foundation, 9728322 Fukushima, Japan;3. Department of Haematology and Rheumatology, Teikyo University Chiba Medical Center, Chiba, Japan |