Received: 15 May 2017
Accepted: 2 January 2018
First Online: 12 January 2018
Ethics approval and consent to participate
: Approval was granted by Hacettepe University in 2011 to conduct this research including collection and analysis of the quality improvement data without ethics committee review. There were no published formal guidelines on waiver of ethical review at that time. Current guidelines are available here:ExternalRef removedWe requested informed assent for participation from survey respondents along with a brief explanation of the study during the initial page of the web survey. Participants who completed the web survey were assumed to consent to the survey.
: Not applicable
: The authors declare that they have no competing interests.
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