Gutmann, Maria Teresa
Aysel, Metin
Özlü-Erkilic, Zeliha
Popow, Christian
Akkaya-Kalayci, Türkan
Article History
Received: 4 March 2019
Accepted: 31 August 2019
First Online: 10 September 2019
Ethics approval and consent to participate
: The study was approved by the local Ethics Committee of the Medical University of Vienna.
: Not applicable.
: The authors declare that they have no competing interests.