Analysis of Development of High-riding Vertebral Artery in Rheumatoid Arthritis

Tetsuya Kuramoto, MD, Tokyo, Japan (n) Nothing; Ken Ishii, MD, PhD, Tokyo, Japan (n) Nothing; Naobumi Hosogane, MD, PhD, Tokyo, Japan (n) Nothing; Kota Watanabe, MD, PhD, Tokyo, Japan (n) Nothing; Takashi Tsuji, MD, PhD, Tokyo, Japan (n) Nothing; Masaya Nakamura, MD, PhD, Tokyo, Japan (n) Nothing; Yoshiaki Toyama, MD, PhD, Tokyo, Japan (n) Nothing; Kazuhiro Chiba, MD, PhD, Tokyo, Japan (2) Ono Pharmaceutical, Takeda Pharmaceutical, MDS, Astellas Pharma, Sanofi Aventis, Teijin Pharma, Otsuka Pharmaceutical, Nippon Shinyaku, Eisai, Kaken Pharmaceutical, Pfeizer Japan; (3a/b) Kaken Pharmaceutical, Dentsu Sudler & Hennessey, General Insurance Association of Japan, Non-life Insurance Rating Organization of Japan, Seikagaku, Johnson & Johnson K K, Pfeizer Japan, Janssen Pharmaceutical; (6) Daiichi Sankyo Pharmaceutical, Takeda Pharmaceutical, Zeria Pharmaceutical; (7) Japan Medical Material, Chugai Pharmaceutical, Ono Pharmaceutical, Teijin Pharma, Hisamitsu Pharmaceutical, Eisai; (12) Medical Review; Morio Matsumoto, MD, PhD, Tokyo, Japan (3a/b) Medtronic Sofamor Danek Japan