Prager, Gerald
Gerger, Armin
Höfler, Gerald
Webersinke, Gerald
Rumpold, Holger
Winder, Thomas
Bartsch, Rupert
Preusser, Matthias
Eisterer, Wolfgang
Article History
Received: 22 September 2020
Revised: 22 September 2020
Accepted: 13 October 2020
First Online: 11 November 2020
Conflict of interest
: G. Prager, A. Gerger, G. Höfler, G. Webersinke, H. Rumpold, T. Winder, R. Bartsch, M. Preusser, and W. Eisterer declare that they have no competing interests.