Lauener, Stefan
Bütikofer, Anne
Eigenheer, Sandra
Escher, Robert https://orcid.org/0000-0002-4165-6220
Article History
Received: 23 April 2018
Accepted: 31 May 2019
First Online: 6 June 2019
Ethics approval and consent to participate
: Not applicable.
: Written consent for publication has been obtained from the patient.
: The authors declare that they have no competing interests.