Article History
Received: 31 March 2020
Accepted: 13 November 2020
First Online: 19 November 2020
Compliance with ethical standards
:
: The authors declare that they have no conflicts of interests.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee (Tehran Medical Sciences, IAU) and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: Informed written consents were obtained from all the participants or their legally authorized representatives prior to the study.