Ojala, T., Piirainen, A., Sipilä, K., Suutama, T., & Häkkinen, A. (2013). Reliability and validity study of the Finnish version of the Chronic Pain Acceptance Questionnaire (CPAQ). Disability and rehabilitation, 35(4), 306–314. https://doi.org/10.3109/09638288.2012.694572 The Finnish Translation of the CPAQ is in Appendix 1.
