References:
Simkin, H., Freiberg-Hoffmann, A., Caselli, G., Prozzillo, P., Rogge, R. D., & Wilson, K. G. (2023). Adaptation and Validation into Spanish of the Multidimensional Psychological Flexibility Inventory (MPFI): evidence of internal validity and factorial Invariance. Revista AJAYU, 21(2), 111–130. https://doi.org/10.35319/ajayu.212188 The MPFI Spanish version is in the Appendix.
Navarrete, J., Rodríguez-Freire, C., Sanabria-Mazo, J. P., Martínez-Rubio, D., McCracken, L. M., Gallego, A., Sundstrom, F. T. A., Serrat, M., Alonso, J., Feliu-Soler, A., Nieto, R., & Luciano, J. V. (2024). Psychometric examination of the Multidimensional Psychological Flexibility Inventory Short Form (MPFI-24) and the Psy-Flex Spanish versions in individuals with chronic pain. European Journal of Pain. https://doi.org/10.1002/ejp.4704