Küng, Erik https://orcid.org/0000-0002-6811-3111
Waldhör, Thomas https://orcid.org/0000-0003-2043-8299
Rittenschober-Böhm, Judith
Berger, Angelika
Wisgrill, Lukas https://orcid.org/0000-0001-9833-9499
Article History
Received: 11 September 2018
Accepted: 29 March 2019
First Online: 19 April 2019
Competing Interests
: The authors declare no competing interests.