Elzayat, Saad
Nosair, Nahla
Ghazy, Amany A.
Abdulghaffar, Ibrahim A.
Article History
Received: 23 June 2020
Accepted: 28 August 2020
First Online: 5 September 2020
Compliance with ethical standards
:
: There is no conflict of interest.
: All procedures performed in this study involving human participants were in accordance with the ethical standards of the institutional research editorial boards and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards.
: Formal consent was signed by the parents or guardians of the participants to share in this study.
: Additional informed consent was obtained from all participants' parents or guardians to share and publish their data in this article.