Clinical effectiveness of different feedback intensities in a pain management app - A multicenter randomized controlled trial with youths with chronic pain and their caregivers
A.F. Schmidt, D. Meyer, L.-M. Rau, G. Hirschfeld, M. Frosch, M.C. Frühwald, R. Ahnert, L. Höfel, M. Storf, M. Blankenburg, K. Steinert, U. Schneider, U. Marschall, J. Wager, B. Zernikow, Psychotherapy and Psychosomatics (2026) 1–25.

Long-term effectiveness of CBT in routine outpatient care - a 5 to 20-year follow-up study
R. von Brachel, G. Hirschfeld, A. Berner, U. Willutzki, T. Teismann, J.C. Cwick, J. Velten, D. Schulte, J. Margraf, Psychotherapy and Psychosomatics 88 (2019) 225–235.