Shakerian, Behnam
Razavi, Negin
Article History
Received: 12 January 2018
Revised: 6 February 2018
Accepted: 19 February 2018
First Online: 14 March 2018
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: Informed consent was obtained from all individual participants included in the study. Additional informed consent was obtained from all individual participants for whom identifying information is included in this study.
: All procedures performed in the 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 standard.