Becker, Annette
Angerer, Peter
Weber, Jeannette
Müller, Andreas
Funding for this research was provided by:
Institution for Statutory Accident Insurance and Prevention in Health and Welfare Services (BGW), Germany.
Article History
Received: 24 April 2019
Accepted: 31 March 2020
First Online: 9 April 2020
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: The study was approved by the Ethics Commission of the Medical Faculty of the Heinrich-Heine-University Düsseldorf, Registration 20L4022135. Furthermore, the study was registered at the German Clinical Trial Register. Registration DRKS00006887 (the study was registered retrospectively). Participants gave their written informed consent to participate in the study. Participation in the study was voluntary and consent could be withdrawn at any time without giving reasons or disadvantages.