Article History
Received: 8 July 2020
Accepted: 3 May 2021
First Online: 20 May 2021
Declarations
:
: The study was reviewed and approved by the Medical Ethics Committee of Tarbiat Modares University (Code: IR.MODARES.REC) before it began. All the participants signed and approved the informed consent form. The consent to participate was obtained from the parents/guardians of the minors included in this study, and the data were analyzed anonymously.
: Not applicable.
: There is no conflict of interest.