Text and Data Mining valid from 2019-01-03
Received: 12 June 2018
Accepted: 19 December 2018
First Online: 3 January 2019
Ethics approval and consent to participate
: Due to use of publicly available data in this study, ethical approval is not needed. However, we obtained an ethical approval from Ethical Committee of the Cerrahpasa Faculty of Medicine (Date: 22.03.2018/ Approval no: 34341879–604.01-02-109,722). The study was conducted according to the principles of the Declaration of Helsinki.
: Not applicable
: All authors declare that they have no competing interests.
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