[1]
A. von Wyl, A. Crameri, M. Koemeda, V. Tschuschke, and P. Schulthess, “Effectiveness of Outpatient Psychotherapy in Switzerland (PAP-S study): Study design and feasibility”, Psychotherapie-Wissenschaft, vol. 3, no. 1, pp. 6–22, Mar. 2013.