Bayaroğulları, Hanifi
Burakgazi, Gülen
Duman, Taşkın
Article History
Received: 1 February 2018
Accepted: 19 February 2018
First Online: 7 March 2018
Compliance with ethical standards
: Our retrospective study was approved by the institutional review board. Informed consent was waived because of the retrospective nature of the study.
: The authors declare that they have no conflicts of interest.