[1] Yokohama City University Graduate School of Medicine, Department of Internal Medicine and Clinical Immunology, Yokohama
[2] Yokosuka City Hospital, Rheumatic Diseases Center, Yokosuka
[3] Behcet's Disease Research Committe, Yokohama
[4] Nihon Medical School Graduate School of Medicine, Department of Allergy and Rheumatology, Tokyo
[5] Yokohama City University Graduate School of Medicine, Department of Ophtalmology, Yokohama