Bertram, Annika
Eckert, Alexander W.
Kolk, Andreas
Emshoff, RĂ¼diger
Article History
Received: 25 August 2020
Accepted: 11 May 2021
First Online: 9 June 2021
Declarations
:
: The study is in accordance with the ethical standards of the Helsinki declaration and was approved by the ethics committee of the Martin-Luther University, Halle, Germany (2020-034).
: Not applicable.
: The authors declare that they have no competing interests.