1. Institute of Natural Medicine, Toyama Medical and Pharmaceutical University, 2630 Sugitani, Toyama 930–0194, Japan
2. Department of Japanese Oriental Medicine, Toyama Medical and Pharmaceutical University, 2630 Sugitani, Toyama 930–0194, Japan
3. Department of Pathology, Aso lizuka Hospital, 3–83 Yoshiomachi, lizuka 820–8505, Japan