Received: 22 January 2021
Accepted: 25 June 2021
First Online: 12 July 2021
: The research ethics committee (METC Z) of Zuyderland and Zuyd University of Applied Sciences, The Netherlands (17-N-111) approved the study and concluded it was not subject to the Medical Research Involving Human Subjects Act (WMO). All participants of the study provided informed consent. All methods were performed in accordance with the relevant guidelines and regulations.
: Not applicable.
: The authors declare that they have no competing interests.