Ghaheri, Matin http://orcid.org/0000-0002-6096-2688
Kahrizi, Danial http://orcid.org/0000-0002-1717-6075
Bahrami, Gholamreza http://orcid.org/0000-0002-5917-3040
Mohammadi-Motlagh, Hamid-Reza http://orcid.org/0000-0001-9597-0728
Article History
Received: 11 June 2018
Accepted: 9 July 2018
First Online: 1 December 2018
Compliance with ethical standards
:
: Matin Ghaheri, Danial Kahrizi, Gholamreza Bahrami, and Hamidreza Mohammadi Motlagh declares that they have no conflict of interest.
: This study was approved by the Ethics Committee of Razi University, Kermanshah, Iran. All participants signed the informed consent form, in line with the principles of the Helsinki II declarations.