1. Department of Internal Medicine; Toyama Prefectural Central Hospital; Toyama; Japan
2. Department of Japanese Oriental Medicine and Rheumatology; Toyama Prefectural Central Hospital; Toyama; Japan
3. Department of Surgery; Toyama Prefectural Central Hospital; Toyama; Japan
4. Department of Pathology; Toyama Prefectural Central Hospital; Toyama; Japan
5. Department of Radiology; Toyama Prefectural Central Hospital; Toyama; Japan