Yildiz, Isil http://orcid.org/0000-0002-2254-977X
Article History
Received: 6 October 2018
Accepted: 25 January 2019
First Online: 4 February 2019
Compliance with Ethical Standards
:
: The authors declare that they have no conflict of interest.
: While the present study was exempt from the requirement of ethical approval in relation to its retrospective design, the permission was obtained from our institutional ethics committee for the use of patient data for publication purposes.