@article{a1f394f9003f441aa062e53becad5721,
title = "The increasing disease duration of patients at the time of orthopaedic surgery for rheumatoid arthritis",
author = "Shigeki Momohara and Katsunori Ikari and Kosei Kawakami and Takuji Iwamoto and Eisuke Inoue and Koichiro Yano and Yu Sakuma and Ryo Hiroshima and Asami Tokita and Atsuo Taniguchi and Hisashi Yamanaka",
note = "Funding Information: Fig. 1 a Clinical disease activity index (CDAI), simpliWed disease activity index (SDAI), and number of RA outpatients by year. CDAI and SDAI data were collected in October/November each year from 2003 to 2009 in a single institute-based large observational cohort (IORRA). b Number of surgeries and disease duration of patients at the time of surgery by year Acknowledgments This study was supported by a research grant from 38 pharmaceutical companies for the large observational cohort study of RA at the Institute of Rheumatology, Tokyo Women{\textquoteright}s Medical University.",
year = "2012",
month = oct,
doi = "10.1007/s00296-011-2101-x",
language = "English",
volume = "32",
pages = "3323--3324",
journal = "Rheumatology International",
issn = "0172-8172",
publisher = "Springer Verlag",
number = "10",
}