Article History
Received: 14 March 2018
Accepted: 25 July 2018
First Online: 1 August 2018
Ethics approval and consent to participate
: The study protocol was approved by the Ethics Committee of Bulent Ecevit University Teaching and Research Hospital. The approval number is: 2017-97-20/09. Written parental consent was obtained for participants under 16.
: Not applicable.
: The authors declare that they have no competing interests.
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