Al-Taie, Nawras http://orcid.org/0000-0003-0522-4583
Maftei, Delia
Kautzky-Willer, Alexandra
Krebs, Michael
Stingl, Harald
Article History
Received: 22 August 2019
Revised: 21 October 2019
Accepted: 23 October 2019
First Online: 18 November 2019
Compliance with ethical guidelines
:
: N. Al-Taie, D. Maftei, A. Kautzky-Willer, M. Krebs, and H. Stingl declare that they have no conflict of interest regarding the publication of this article.
: 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 1975 Helsinki declaration and its later amendments or comparable ethical standards. The ethics committee of the Lower Austria region approved the study on 17 August 2017. Study registration: ISRCTN16494373. Informed consent was obtained from all patients included in the study.