Article History
Received: 19 September 2018
Accepted: 6 March 2019
First Online: 13 March 2019
Compliance with ethical standards
:
: The authors (Onur Taydas, Hayri Ogul and Mecit Kantarci) declare no conflict of interests.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards.
: This article does not contain any studies with animals performed by any of the authors.
: Informed consent was obtained from all individual participants included in the study.