Text and Data Mining valid from 2019-02-01
Received: 29 November 2018
Revised: 24 December 2018
Accepted: 24 January 2019
First Online: 1 February 2019
Change Date: 19 February 2019
Change Type: Correction
Change Details: The author regrets that the original version of this article contained error. Figure 1 was shown in the wrong version, thus corrected figure is shown in this article.
Compliance with ethical standards
: Hacettepe University Ethical Committee approved the study prior to data collection (Approval number: GO 17/84-05). We obtained patients’ written consents prior to data collection.