Received: 30 July 2020
Accepted: 31 October 2020
First Online: 9 November 2020
Ethics approval and consent to participate
: The ethics committee of Mazandaran University of Medical Sciences approved the study protocol (No = IR.MAZUMS.REC.1398.7277). The patients of this manuscript have not been reported in any other submission by us or anyone else.
: Written informed consent was obtained from parents of the patients prior to manuscript submission for their personal or clinical details in addition to any identifying images to be published in this study.
: None to be declared.