Concise ReportSuccessful Methotrexate Treatment of Chronic Chikungunya ArthritisAmaral, J. Kennedy MD*; Bingham, Clifton O. III MD†; Schoen, Robert T. MD, MBA‡Author Information From the *Department of Infectious Diseases and Tropical Medicine, Federal University of Minas Gerais, Minas Gerais, Brazil †Johns Hopkins Arthritis Center, Johns Hopkins University School of Medicine, Baltimore, MD ‡Section of Rheumatology, Yale University School of Medicine, New Haven, CT. This study has no funding source to disclose. The authors declare no conflict of interest. The content of this study is solely the responsibility of the authors, and there is no financial support or benefits from commercial sources to declare. Author contributions: J.K.A., C.O.B., and R.T.S.: conception and design and analysis and interpretation of the data, statistical analysis, and manuscript preparation. J.K.A.: data collection and data management. The study was approved by the Ethics Committee of the Federal University of Cariri (Ceará, Brazil; n° 2.567.975). All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards. The patient's written informed consent was not obtained, as this was a retrospective type of study. Correspondence: J. Kennedy Amaral, MD, Department of Infectious Diseases and Tropical Medicine, Belo Horizonte, Federal University of Minas Gerais, Minas Gerais, Brazil. E-mail: email@example.com. Online date: December 6, 2018 JCR: Journal of Clinical Rheumatology: April 2020 - Volume 26 - Issue 3 - p 119-124 doi: 10.1097/RHU.0000000000000943 Buy Metrics Copyright © 2020 Wolters Kluwer Health, Inc. All rights reserved.