Rief, Winfried, Melina Kopp, Roya Awarzamani, and Cornelia Weise. “Selected Trends in Psychotherapy Research: An Index Analysis of RCTs”. Clinical Psychology in Europe 4, no. 2 (June 30, 2022): 1-15. Accessed April 16, 2024. https://cpe.psychopen.eu/index.php/cpe/article/view/7921.