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Article History

Received: 17 June 2020

Accepted: 15 September 2020

First Online: 1 October 2020

Compliance with ethical standards

:

: None.

: The study protocol was approved by the research ethics committees of Shahid Beheshti University of Medical Sciences, Tehran, Iran (ethics approval number P/25/47/5421), and Shiraz University of Medical Sciences, Shiraz, Iran (ethics approval number 94-7546). All procedures performed in this study involving human participants were in accordance with the ethical standards of the institutional and national research committee and with the 1964 Helsinki declaration and its later amendments.

: Written informed consent was obtained from all individual participants prior to inclusion in the study.

: The authors certify that the consent to submit has been received from all co-authors and responsible authorities at the institute where the work has been carried out before the work is submitted.

: Not applicable.