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Hisashi Yamanaka, Shouhei Nagaoka, Soo-Kon Lee, Sang-Cheol Bae, Tsuyoshi Kasama, Hitomi Kobayashi, Yuichi Nishioka, Yukitaka Ueki, Yohei Seto, Makoto Nishinarita, Naoto Tamura, Noriko Kimura, Kazuyoshi Saito, Tetsuya Tomita, Yasushi Nawata, Sadahiro Suzuki, Yoshiaki Ishigatsubo, Yasuhiko Munakata, Yuichi Makino, Eisuke Inoue, Yoshiya Tanaka & Tsutomu Takeuchi. (2016) Discontinuation of etanercept after achievement of sustained remission in patients with rheumatoid arthritis who initially had moderate disease activity—results from the ENCOURAGE study, a prospective, international, multicenter randomized study. Modern Rheumatology 26:5, pages 651-661.
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Daisuke Hoshi, Eiichi Tanaka, Ataru Igarashi, Eisuke Inoue, Akiko Kobayashi, Naoki Sugimoto, Kumi Shidara, Eri Sato, Yohei Seto, Ayako Nakajima, Shigeki Momohara, Atsuo Taniguchi, Kiichiro Tsutani & Hisashi Yamanaka. (2016) Profiles of EQ-5D utility scores in the daily practice of Japanese patients with rheumatoid arthritis; Analysis of the IORRA database. Modern Rheumatology 26:1, pages 40-45.
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Hisashi Yamanaka, Masayoshi Harigai, Naoki Ishiguro, Shigeko Inokuma, Syuji Takei, Tsutomu Takeuchi, Yoshiya Tanaka, Haruko Suzuki, Yasuhiko Shinmura & Takao Koike. (2015) Trend of patient characteristics and its impact on the response to adalimumab in patients with rheumatoid arthritis: post hoc time-course analysis of an all-case PMS in Japan. Modern Rheumatology 25:4, pages 495-502.
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Ayako Nakajima, Wako Urano, Eisuke Inoue, Atsuo Taniguchi, Shigeki Momohara & Hisashi Yamanaka. (2015) Incidence of herpes zoster in Japanese patients with rheumatoid arthritis from 2005 to 2010. Modern Rheumatology 25:4, pages 558-561.
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Eiichi Tanaka, Eisuke Inoue, Daisuke Hoshi, Yoko Shimizu, Akiko Kobayashi, Naoki Sugimoto, Kumi Shidara, Eri Sato, Yohei Seto, Ayako Nakajima, Shigeki Momohara, Atsuo Taniguchi & Hisashi Yamanaka. (2015) Cost-effectiveness of tocilizumab, a humanized anti-interleukin-6 receptor monoclonal antibody, versus methotrexate in patients with rheumatoid arthritis using real-world data from the IORRA observational cohort study. Modern Rheumatology 25:4, pages 503-513.
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Eri Sato, Eiichi Tanaka, Moeko Ochiai, Yoko Shimizu, Akiko Kobayashi, Kumi Shidara, Daisuke Hoshi, Naoki Sugimoto, Eisuke Inoue, Yohei Seto, Ayako Nakajima, Atsuo Taniguchi, Shigeki Momohara & Hisashi Yamanaka. (2015) Chronological changes in baseline disease activity of patients with rheumatoid arthritis who received biologic DMARDs between 2003 and 2012. Modern Rheumatology 25:3, pages 350-357.
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Kensuke Ochi, Takuji Iwamoto, Asami Saito, Katsunori Ikari, Yoshiaki Toyama, Atsuo Taniguchi, Hisashi Yamanaka & Shigeki Momohara. (2015) Construct validity, reliability, response rate, and association with disease activity of the quick disabilities of the arm, shoulder and hand questionnaire in the assessment of rheumatoid arthritis. Modern Rheumatology 25:2, pages 241-245.
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Takako Miyamae, Eiichi Tanaka, Takayuki Kishi, Tsuyoshi Matsuyama, Tohru Igarashi, Satoshi Fujikawa, Atsuo Taniguchi, Shigeki Momohara & Hisashi Yamanaka. (2015) Long-term outcome of 114 adult JIA patients in a non-pediatric rheumatology institute in Japan. Modern Rheumatology 25:1, pages 62-66.
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Yohei Seto, Eisuke Inoue, Kumi Shidara, Daisuke Hoshi, Naoki Sugimoto, Eri Sato, Eiichi Tanaka, Ayako Nakajima, Atsuo Taniguchi, Shigeki Momohara & Hisashi Yamanaka. (2013) Functional disability can deteriorate despite suppression of disease activity in patients with rheumatoid arthritis: a large observational cohort study. Modern Rheumatology 23:6, pages 1179-1185.
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T Kobashigawa, A Nakajima, A Taniguchi, E Inoue, E Tanaka, S Momohara & H Yamanaka. (2013) Vaccination against seasonal influenza is effective in Japanese patients with rheumatoid arthritis enrolled in a large observational cohort. Scandinavian Journal of Rheumatology 42:6, pages 445-450.
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Ayako Nakajima, Kazuyoshi Saito, Toshihisa Kojima, Koichi Amano, Taku Yoshio, Wataru Fukuda, Eisuke Inoue, Atsuo Taniguchi, Shigeki Momohara, Seiji Minota, Tsutomu Takeuchi, Naoki Ishiguro, Yoshiya Tanaka & Hisashi Yamanaka. (2013) No increased mortality in patients with rheumatoid arthritis treated with biologics: results from the biologics register of six rheumatology institutes in Japan. Modern Rheumatology 23:5, pages 945-952.
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Mariko Kitahama, Ayako Nakajima, Eisuke Inoue, Atsuo Taniguchi, Shigeki Momohara & Hisashi Yamanaka. (2013) Efficacy of adjunct tacrolimus treatment in patients with rheumatoid arthritis with inadequate responses to methotrexate. Modern Rheumatology 23:4, pages 788-793.
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Eiichi Tanaka, Daisuke Hoshi, Ataru Igarashi, Eisuke Inoue, Kumi Shidara, Naoki Sugimoto, Eri Sato, Yohei Seto, Ayako Nakajima, Shigeki Momohara, Atsuo Taniguchi, Kiichiro Tsutani & Hisashi Yamanaka. (2013) Analysis of direct medical and nonmedical costs for care of rheumatoid arthritis patients using the large cohort database, IORRA. Modern Rheumatology 23:4, pages 742-751.
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Eri Sato, Katsuji Nishimura, Ayako Nakajima, Hiroshi Okamoto, Mikiko Shinozaki, Eisuke Inoue, Atsuo Taniguchi, Shigeki Momohara & Hisashi Yamanaka. (2013) Major depressive disorder in patients with rheumatoid arthritis. Modern Rheumatology 23:2, pages 237-244.
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Hisashi Yamanaka, Yohei Seto, Eiichi Tanaka, Takefumi Furuya, Ayako Nakajima, Katsunori Ikari, Atsuo Taniguchi & Shigeki Momohara. (2013) Management of rheumatoid arthritis: the 2012 perspective. Modern Rheumatology 23:1, pages 1-7.
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Michihiro Ogasawara, Michiaki Kageyama, Makio Kusaoi, Shin Onuma, Takayuki Kon, Fumio Sekiya, Kaoru Sugimoto, Ran Matsudaira, Masakazu Matsushita, Kurisu Tada, Kazuo Kempe, Ken Yamaji, Naoto Tamura & Yoshinari Takasaki. (2012) Recent trends in use of nonbiologic DMARDs and evaluation of their continuation rates in single and dual combination therapies in rheumatoid arthritis patients in Japan. Modern Rheumatology 22:6, pages 831-836.
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Shigeki Momohara, Eisuke Inoue, Katsunori Ikari, Koichiro Yano, Asami Tokita, Yurino Honjo, Yu Sakuma, Ryo Hiroshima, Takuji Iwamoto, Yohei Seto, Eiichi Tanaka, Atsuo Taniguchi & Hisashi Yamanaka. (2012) Comparison of characteristics and therapeutic efficacy in rheumatoid arthritis patients treated by rheumatologists and those treated by orthopedic surgeons under a team medicine approach at the same institute. Modern Rheumatology 22:2, pages 209-215.
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Ayako Nakajima, Eisuke Inoue, Kumi Shidara, Daisuke Hoshi, Eri Sato, Yohei Seto, Eiichi Tanaka, Atsuo Taniguchi, Shigeki Momohara & Hisashi Yamanaka. (2011) Standard treatment in daily clinical practice for early rheumatoid arthritis improved disease activity from 2001 to 2006. Modern Rheumatology 21:6, pages 594-597.
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Yohei Seto, Eiichi Tanaka, Eisuke Inoue, Ayako Nakajima, Atsuo Taniguchi, Shigeki Momohara & Hisashi Yamanaka. (2011) Studies of the efficacy and safety of methotrexate at dosages over 8 mg/week using the IORRA cohort database. Modern Rheumatology 21:6, pages 579-593.
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Shigeki Momohara, Eisuke Inoue, Katsunori Ikari, Koichiro Yano, Asami Tokita, Taku Suzuki, Yu Sakuma, Ryo Hiroshima, Kosei Kawakami, Ikuko Masuda, Takuji Iwamoto, Atsuo Taniguchi & Hisashi Yamanaka. (2011) Efficacy of total joint arthroplasty in patients with established rheumatoid arthritis: improved longitudinal effects on disease activity but not on health-related quality of life. Modern Rheumatology 21:5, pages 476-481.
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Shigeki Momohara, Sakae Tanaka, Hiroshi Nakamura, Junya Mibe, Takuji Iwamoto, Katsunori Ikari, Jinju Nishino, Yuho Kadono, Tetsuro Yasui, Kenji Takahashi, Kenji Takenouchi, Kenzo Hashizume, Ryuichi Nakahara, Ayako Kubota, Takashi Nakamura, Keiichiro Nishida & Toru Suguro. (2011) Recent trends in orthopedic surgery performed in Japan for rheumatoid arthritis. Modern Rheumatology 21:4, pages 337-342.
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V Rantalaiho, H Kautiainen, L Virta, M Korpela, T Möttönen & K Puolakka. (2011) Trends in treatment strategies and the usage of different disease-modifying anti-rheumatic drugs in early rheumatoid arthritis in Finland. Results from a nationwide register in 2000–2007. Scandinavian Journal of Rheumatology 40:1, pages 16-21.
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A Nakajima, E Inoue, E Tanaka, G Singh, E Sato, D Hoshi, K Shidara, M Hara, S Momohara, A Taniguchi, N Kamatani & H Yamanaka. (2010) Mortality and cause of death in Japanese patients with rheumatoid arthritis based on a large observational cohort, IORRA. Scandinavian Journal of Rheumatology 39:5, pages 360-367.
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Seiji Saito, Shigeki Momohara, Atsuo Taniguchi & Hisashi Yamanaka. (2009) The intra-articular efficacy of hyaluronate injections in the treatment of rheumatoid arthritis. Modern Rheumatology 19:6, pages 643-651.
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Akira Hashiramoto, Kazuko Shiozawa, Yasushi Tanaka, Takashi Yamane, Miki Murata, Chihiro Tanaka, Yasuhiro Terashima, Kozo Koyama, Natsuko Nakagawa, Shuji Abe, Rhosuke Yoshihara, Yasuhiro Saegusa, Ken Tsumiyama, Koichiro Komai, Yoshitada Sakai & Shunichi Shiozawa. (2009) Prospective study of methotrexate treatment for rheumatoid arthritis treated legitimately according to the government recommended 8 mg/week dose. Modern Rheumatology 19:6, pages 637-642.
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Hema Chaplin, Ailsa Bosworth, Carol Simpson, Kate Wilkins, Jessica Meehan, Elena Nikiphorou, Rona Moss-Morris, Heidi Lempp & Sam Norton. (2023) Refractory inflammatory arthritis definition and model generated through patient and multi-disciplinary professional modified Delphi process. PLOS ONE 18:8, pages e0289760.
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Elena Myasoedova, John M. DavisIIIIII, Vanessa L. Kronzer, Rachel E. Giblon, Elizabeth J. Atkinson, Nathan K. LeBrasseur & Cynthia S. Crowson. (2022) The point of no return? Functional disability transitions in patients with and without rheumatoid arthritis: A population-based cohort study. Seminars in Arthritis and Rheumatism 52, pages 151941.
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Keiko Tanaka, Eizen Kimura, Kensuke Oryoji, Shin-ichi Mizuki, Tomoko Kobayashi, Atsushi Nishikawa, Eiko Yoshinaga & Yoshihiro Miyake. (2021) Hypertension and dyslipidemia are risk factors for herpes zoster in patients with rheumatoid arthritis: a retrospective analysis using a medical information database. Rheumatology International 41:9, pages 1633-1639.
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Yirong Xiang, Qian Wang, Hongbin Li, Xinwang Duan, Yongfei Fang, Pingting Yang, Qin Li, Rui Wu, Yuehong Huo, Xiaofei Shi, Zhenbiao Wu, Yanhong Wang, Nan Jiang, Evelyn Hsieh, Mengtao Li, Xinping Tian & Xiaofeng Zeng. (2020) Chinese registry of rheumatoid arthritis (CREDIT): III. The transition of disease activity during follow‐ups and predictors of achieving treatment target. International Journal of Rheumatic Diseases 23:12, pages 1719-1727.
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Koichiro Yano, Katsunori Ikari, Eisuke Inoue, Yu Sakuma, Takeshi Mochizuki, Naoko Koenuma, Haruki Tobimatsu, Eiichi Tanaka, Atsuo Taniguchi, Ken Okazaki & Hisashi Yamanaka. (2018) Features of patients with rheumatoid arthritis whose debut joint is a foot or ankle joint: A 5,479-case study from the IORRA cohort. PLOS ONE 13:9, pages e0202427.
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Ayako Nakajima, Eisuke Inoue, Yoko Shimizu, Akiko Kobayashi, Kumi Shidara, Naoki Sugimoto, Yohei Seto, Eiichi Tanaka, Atsuo Taniguchi, Shigeki Momohara & Hisashi Yamanaka. (2014) Presence of comorbidity affects both treatment strategies and outcomes in disease activity, physical function, and quality of life in patients with rheumatoid arthritis. Clinical Rheumatology 34:3, pages 441-449.
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Taku Suzuki, Katsunori Ikari, Koichiro Yano, Eisuke Inoue, Yoshiaki Toyama, Atsuo Taniguchi, Hisashi Yamanaka & Shigeki Momohara. (2013) PADI4 and HLA-DRB1 Are Genetic Risks for Radiographic Progression in RA Patients, Independent of ACPA Status: Results from the IORRA Cohort Study. PLoS ONE 8:4, pages e61045.
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Koichiro Yano, Katsunori Ikari, Eisuke Inoue, Asami Tokita, Yu Sakuma, Ryo Hiroshima, Takuji Iwamoto, Kosei Kawakami, Atsuo Taniguchi, Hisashi Yamanaka & Shigeki Momohara. (2010) Effect of total knee arthroplasty on disease activity in patients with established rheumatoid arthritis: 3-year follow-up results of combined medical therapy and surgical intervention. Modern Rheumatology 20:5, pages 452-457.
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Eiichi Tanaka, Eisuke Inoue, Ajitha Mannalithara, Mihoko Bennett, Shigeo Kamitsuji, Atsuo Taniguchi, Shigeki Momohara, Masako Hara, Gurkirpal Singh & Hisashi Yamanaka. (2009) Medical care costs of patients with rheumatoid arthritis during the prebiologics period in Japan: a large prospective observational cohort study. Modern Rheumatology 20:1, pages 46-53.
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Akira Hashiramoto, Kazuko Shiozawa, Yasushi Tanaka, Takashi Yamane, Miki Murata, Chihiro Tanaka, Yasuhiro Terashima, Kozo Koyama, Natsuko Nakagawa, Shuji Abe, Rhosuke Yoshihara, Yasuhiro Saegusa, Ken Tsumiyama, Koichiro Komai, Yoshitada Sakai & Shunichi Shiozawa. (2009) Prospective study of methotrexate treatment for rheumatoid arthritis treated legitimately according to the government recommended 8 mg/week dose. Modern Rheumatology 19:6, pages 637-642.
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