References:
Bernini, O., Rivas, T., & Berrocal, C. (2014). The Chronic Pain Acceptance Questionnaire: Preliminary evidence for the predictive validity of patients’ subgroups. Journal of Evidence-Based Psychotherapies, 14(1), 3–20.
Monticone M, Ferrante S, Rocca B, Nava T, Parini C, Cerri C. (2013). Chronic pain acceptance questionnaire: confirmatory factor analysis, reliability, and validity in Italian subjects with chronic low back pain. Spine, 38(13):E824-31. http://doi.org/10.1097/BRS.0b013e3182917299
Bernini, O., Pennato, T., Cosci, F., &Berrocal, C. (2010). The Psychometric Properties of the Chronic Pain Acceptance Questionnaire in Italian Patients with Chronic Pain. Journal of Health Psychology, 15(8):1236-1245. http://doi.org/10.1177/1359105310365576