Article Text
Letter
CTLA-4 CT60 polymorphism is not an independent genetic risk marker of rheumatoid arthritis in a Japanese population
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Footnotes
Funding: This work was supported by a grant provided by the Japan Orthopaedics and Traumatology Foundation (to K.I.), Takeda Science Foundation (to K.I.) and a Grant-in-Aid for Scientific Research from the Japanese Ministry of Education, Culture, Sports, Science and Technology (to K.I. and S.T.). We are also grateful to 36 pharmaceutical companies for the support of the IORRA study, and Professor Taniguchi and other members of our institute for their efforts on the IORRA cohort.
ST and TI contributed equally to this work.
Competing interests: None.