1. Department of Neurology; Juntendo University Graduate School of Medicine; Tokyo Japan
2. Department of Metabolism and Endocrinology; Juntendo University Graduate School of Medicine; Tokyo Japan
3. Department of Psychiatry; Juntendo Nerima Hospital; Tokyo Japan
4. Department of Rheumatology; Kuwana City Medical Center; Tokyo Mie Japan
5. Research Center for Rheumatic disease; Toranomonkai Medical Corporation; Tokyo Japan
6. Department of Rheumatology; Institute of Medical Science; Tokyo Medical University; Tokyo Japan