Received: 21 December 2021
Accepted: 10 April 2022
First Online: 27 April 2022
: The study was registered at the Internet Portal of the German Clinical Trials Register (DRKS; registration number: DRKS00016538) as demanded by the Declaration of Helsinki. Ethical approval was granted by the IRB of the University of Vienna (reference numbers 00356 and 00445). Furthermore, we obtained a Universal Trial Number (UTN) to facilitate the unambiguous identification of our trial (UTN: U1111-1226-3285). Information about the study was explained to participants prior to their participation in the study by a clinical psychologist at the baseline assessment using an information sheet (German and Dari versions) with the assistance of an interpreter. After ensuring understanding and clarifying open questions, written informed consent was obtained from participants who agreed to participate in the study.
: Not applicable.
: The authors declare that they have no competing financial or personal interests.