Ani Akpinar, Bala
Yuce, Meral
Lucas, Stuart
Vrána, Jan
Burešová, Veronika
Doležel, Jaroslav
Budak, Hikmet
Article History
Received: 30 January 2015
Accepted: 28 April 2015
First Online: 18 June 2015
Competing interests
: The authors declare no competing financial interests.