,
Baykara, Nur
Akalın, Halis
Arslantaş, Mustafa Kemal
Hancı, Volkan
Çağlayan, Çiğdem
Kahveci, Ferda
Demirağ, Kubilay
Baydemir, Canan
Ünal, Necmettin
Article History
Received: 23 October 2017
Accepted: 12 March 2018
First Online: 16 April 2018
Ethics approval and consent to participate
: The Kocaeli University Ethics Committee and Review Board approved the study for all participating centers (Reference number: KOÜKAEK 2016/2). Informed consent was obtained from all participants or their legally acceptable representatives.
: Not applicable.
: The authors declare that they have no competing interests.
: Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.