Chapman, L. S., Redmond, A. C., Flurey, C. A., Richards, P., Smith, T. O., Arnold, J. B., …Siddle, H. J. (2023). Developing an outcome measures in rheumatology (OMERACT) core set of outcome measures for foot and ankle disorders in rheumatic and musculoskeletal diseases (COMFORT): Core domain set study protocol. Trials, 24(1), 65. https://doi.org/10.1186/s13063-023-07104-7