Fischer, K.
Trombik, M.
Freystätter, G.
Egli, A.
Theiler, R.
Bischoff-Ferrari, H.A.
Funding for this research was provided by:
Baugarten Stiftung (No number available)
Schweizerischer Nationalfonds zur Förderung der Wissenschaftlichen Forschung (NFP-53, Professorship grant PP00B -114864)
Vontobel-Stiftung (No number available)
Article History
Received: 22 August 2018
Accepted: 18 March 2019
First Online: 2 April 2019
Compliance with ethical standards
:
: None.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.