van Thiel S, Joosen MC, Joki A-L, van Dam A, van der Klink JJ, de Jong K. Psychometric analysis of the Dutch language Facilitative Interpersonal Skills (FIS) video clips. RES PSYCHOTHER-PSYCH [Internet]. 2021 Apr. 8 [cited 2024 Apr. 20];24(1). Available from: https://www.researchinpsychotherapy.org/rpsy/article/view/513