Funding for this research was provided by:
Charité - Universitätsmedizin Berlin
Article History
Accepted: 22 December 2023
First Online: 6 January 2024
Declarations
:
: The project was approved by the ethical committee of the Charité University Medicine Berlin (EA4/027/18) and by the data privacy department of the State Pension Insurance Berlin-Brandenburg.
: The therapists gave written informed consent. There was no direct contact with patients or any interference with treatment.
: The therapists gave written informed consent. There was no direct contact with patients or any interference with treatment.
: The authors have no relevant financial or non-financial interests to disclose.