Funding for this research was provided by:
DRV Rheinland-Pfalz
Article History
Received: 30 March 2020
Accepted: 11 December 2020
First Online: 23 December 2020
Ethics approval and consent to participate
: Ethical approval was granted through the ethics commission of the University Medical Center Freiburg (195/18). Written informed consent was obtained from participating adolescents and their parents. Approximately two weeks before the beginning of rehabilitation, eligible adolescents were called at home and informed about the study by the patient management of the clinic. If the adolescents and their parents showed interest in participating, they were asked to given their written informed consent when they arrived at the clinic.
: Not applicable.
: EW works for the German Pension Insurance Rheinland-Pfalz. The authors have no further competing interests to report.