Received: 10 June 2019
Accepted: 8 July 2020
First Online: 16 July 2020
Ethics approval and consent to participate
: The study was approved by the local ethics committee (WF 046/15).
: All authors are accountable for all aspects of the work, and all authors read and approved the final manuscript.
: VF receives speaker fees from Advitos, OB receives speaker fees from Advitos, others have nothing to declare.