Received: 31 December 2017
Accepted: 26 February 2018
First Online: 5 March 2018
Ethics approval and consent to participate
: The study protocol was approved by the Local Institutional Review Board (Zekai Tahir Burak Women’s Health Training and Research Hospital, Faculty of Medicine, University of Health Sciences, Ankara, Turkey, IRB Approval Number:10, Date: Nov 2nd, 2016). All patients provided an informed consent regarding research use of their medical information at admission.
: Not applicable.
: The authors declare that they have no competing interests.
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