Barachini, O.
Bernt, R.
Mirzaei, S.
Pirich, C.
Hergan, K.
Zandieh, S.
Article History
Received: 22 August 2019
Accepted: 11 February 2020
First Online: 24 February 2020
Ethics approval and consent to participate
: The local ethics committee of Vienna (Magistrat der Stadt Wien Magistratsabteilung 15) granted ethical approval for this study. Informed written consent was obtained from all the participants. This study conformed to the Declaration of Helsinki.
: Not applicable.
: The authors declare that they have no competing interests.