Bekos, Christine
Polterauer, Stephan http://orcid.org/0000-0002-9649-4505
Seebacher, Veronika
Bartl, Thomas
Joura, Elmar
Reinthaller, Alexander
Sturdza, Alina
Horvat, Reinhard
Schwameis, Richard
Grimm, Christoph
Article History
Received: 26 November 2018
Accepted: 19 August 2019
First Online: 29 August 2019
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: Approval for this retrospective study was obtained from the Medical University Vienna Review Board (no. 1901/2017). This study was in accordance with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: Due to the retrospective design of the present study the institution’s IRB granted a waiver of consent and no informed consent was obtained.