著者名,論文名,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) Ryoko Sakai and Yukiko Komano and Michi Tanaka and Toshihiro Nanki and Ryuji Koike and Atsuo Nakajima and Tatsuya Atsumi and Shinsuke Yasuda and Yoshiya Tanaka and Kazuyoshi Saito and Shigeto Tohma and Takao Fujii and Atsushi Ihata and Naoto Tamura and Atsushi Kawakami and Takahiko Sugihara and Satoshi Ito and Nobuyuki Miyasaka and Masayoshi Harigai,The REAL database reveals no significant risk of serious infection during treatment with a methotrexate dose of more than 8 mg/week in patients with rheumatoid arthritis,Modern Rheumatology,1439-7595,Oxford University Press (OUP),2011-02-11,21,4,444-448,https://cir.nii.ac.jp/crid/1360004231302001024,https://doi.org/10.1007/s10165-011-0421-z