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Article History

Received: 27 December 2017

Accepted: 20 July 2018

First Online: 24 August 2018

Compliance with ethical standards

:

: The authors declare that they have no conflict of interest.

: The study was approved by the TMC-ACTREC institutional ethics committee number 94 dated. 06–06-2013 “All procedures performed in 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 standards.”

: Informed consent was obtained from all individual participants included in the study.