Text and Data Mining valid from 2018-03-20
Received: 7 December 2017
Accepted: 9 March 2018
First Online: 20 March 2018
Ethics approval and consent to participate
: This retrospective study is registered by Ethical Review Board at Inonu University in 19th December 2017; Ethics approval no is 2017–27-20. We did not obtain any written consent for from participants. Because this study is retrospective and analysed from database.
: Not applicable.
: The authors declare that they have no competing interests.
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