Supplementary materials to “Promoting flexibility in expectations: A randomized-controlled online-intervention study for mild psychopathological symptoms” [Other]

Supplementary materials [Other]. The related article is Ewen, A.-C. I., & Wilhelm, M. (2026). Promoting flexibility in expectations: A randomized-controlled online-intervention study for mild psychopathological symptoms. Clinical Psychology in Europe, 8(2), Article e15079. https://doi.org/10.32872/cpe.15079