Firat, Ali http://orcid.org/0000-0003-3296-7227
Igus, Behlul
Article History
Received: 10 December 2018
Accepted: 21 February 2019
First Online: 4 March 2019
Compliance with Ethical Standards
:
: The author declares that he has no conflict of interest.
: The ethical committee approval is not required since the study is retrospective.
: Informed consent was obtained from all participants.