Valikhani, Ahmad
Goodarzi, Mohammad Ali
Hashemi, Razieh
Article History
First Online: 13 April 2017
Compliance with Ethical Standards
:
: The authors received no financial support for the research.
: The authors declare that they have no conflict of interest.
: The study was approved by the Ethics Committee of Shiraz University.
: Informed consent was obtained from all individual participants included in the study.