Häberli, Janosch
Bieri, Kathrin Susan http://orcid.org/0000-0002-0249-8151
Aghayev, Emin
Eggli, Stefan
Henle, Philipp
Article History
Received: 2 July 2018
First Online: 16 January 2019
Compliance with ethical standards
:
: All authors have received reimbursements or funding from Mathys AG Bettlach, Switzerland, in the past 5 years. The authors are not compensated for this work.