Funding for this research was provided by:
University Medical Center Groningen
Article History
Received: 18 April 2019
Revised: 3 July 2019
Accepted: 19 July 2019
First Online: 26 August 2019
Compliance with ethical standards
:
: The scientific guarantor of this publication is Derya Yakar.
: The authors declare that they have no conflicts of interest.
: No complex statistical methods were necessary for this paper.
: Written informed consent was waived by the Institutional Review Board.
: Institutional Review Board approval was obtained (number: 2017/433).
: • retrospective• cross sectional study• performed at one institution