1. Department of Bacteriology and Immunology, School of Medicine; Toyama Medical and Pharmaceutical University; Toyama Toyama 930-01
2. Toyama Institute of Health; Kosugi Toyama 939-03
3. First Department of Pathology; School of Medicine; Kanazawa, Ishikawa 920
4. Para-Medical School; Kanazawa University; Kanazawa, Ishikawa 920