Acknowledgements
Tanja Kurtz, Thorsten-Christian
We thank Thorsten-Christian Gablonski, Christian Keller, Sarah König, Shiwa Bröder, Tanja Kurtz, Saskia Dalm, Lena Weyers and Luisa Sievers for their assistance in study coordination, data collection and data management. Moreover, we thank the study therapists in Heidelberg for their collaboration.