Schürmann-Vengels J, Victor PP, Odyniec P, Flückiger C, Teismann T, Willutzki U. A Mental Imagery Micro-Intervention to Increase Positive Affect in Outpatient CBT Sessions (PACIfIC): Study Protocol of a Randomized Controlled Implementation Trial. CPE [Internet]. 2022Jun.30 [cited 2024Apr.26];4(2):1-24. Available from: https://cpe.psychopen.eu/index.php/cpe/article/view/7043