Li, Qin
Michel, Klaus
Annahazi, Anita
Demir, Ihsan E.
Ceyhan, Güralp O.
Zeller, Florian
Komorowski, Lars
Stöcker, Winfried
Beyak, Michael J.
Grundy, David
Farrugia, Gianrico
De Giorgio, Roberto
Schemann, Michael
Article History
Received: 16 June 2016
Accepted: 7 November 2016
First Online: 1 December 2016
Competing interests
: The authors declare no competing financial interests.