Document is current

Article History

Received: 4 August 2020

Accepted: 1 January 2021

First Online: 13 January 2021

Availability of data and materials

: The data sets used and/or analyzed during the current study was available from the corresponding author on reasonable request.

: This study is based on a research project approved by Gonabad university of medical sciences with code of ethics IR.GMU.REC.1394.38. Before the study, the written informed consent obtained from all participants. Also, those that were not minors at the time or participation provided their own written consent. All procedures performed in this study 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. Written informed consent was obtained from all individual participants included in the study.

: Not applicable.

: The authors have no conflicts of interest.