Funding for this research was provided by:
Alborz University of Medical Sciences (2842898)
Received: 13 October 2020
Accepted: 22 April 2021
First Online: 30 April 2021
: The study was carried out based on the principles of the declaration of Helsinki. The current study was approved by the Research Ethical Review Committee of Alborz University of Medical Sciences, Karaj, Iran (approval no. Abzums.Rec1395.26). All participants agreed that their participation was voluntary and were informed that the methodology included no potential risks and that their information was assumed strictly confidential. Informed written consents were signed by all the participants before the study commencement. For the participants under the age of 16 years, parental consents were signed by their parents or guardians.
: Not applicable.
: The authors declare that we do not have any competing interests.