Funding for this research was provided by:
Türkiye Bilimler Akademisi (Scholarship of the Integrated Ph.D. Program)
Article History
First Online: 11 May 2018
Compliance with Ethical Standards
: This study represents work from a doctoral dissertation project completed by the first author and supported by the Turkish Academy of Sciences (TÜBA).
: The authors declare that they have no conflict of interest.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards. The IRB approval for the study was provided by Middle East Technical University, Turkey.
: Informed consent was obtained from all individual participants included in the study.