Gorgulu, Kazim
Gok, Abdullah
Yilmaz, Mehmet
Topalli, Kagan
Bıyıklı, Necmi
Okyay, Ali K.
Article History
Received: 12 May 2016
Accepted: 11 November 2016
First Online: 7 December 2016
Competing interests
: The authors declare no competing financial interests.