Article History
First Online: 7 December 2018
Compliance with Ethical Standards
:
: The authors declare that they have no conflict of interest.
: All procedures followed were in accordance with the ethical standards of the responsible committee on human experimentation (institutional and national). Informed consent was obtained from all participants for being included in the study.
: The study protocol was approved by the Ethics Committee of the Faculty of Social Welfare and Health Sciences, University of Haifa, Israel (reference number 091/14).