Keikhaei, Bijan
Slehi-fard, Pejman
Shariati, Gholamreza
Khosravi, Abbas http://orcid.org/0000-0001-5213-106X
Article History
Received: 24 December 2017
Accepted: 3 April 2018
First Online: 7 April 2018
Compliance with Ethical Standards
:
: The authors declared no conflict of interest.
: All procedures have been approved by the appropriate ethics committee and have therefore been performed in accordance with the ethical standards laid down in the 1964 Declaration of Helsinki and its later amendments.
: Informed consent was signed prior to participation in the study.