Elmahallawi, Trandil H.
Gabr, Takwa A. http://orcid.org/0000-0003-2222-4147
Darwish, Mohamad E.
Seleem, Fatma M.
Article History
Received: 16 November 2020
Accepted: 6 May 2021
First Online: 20 May 2021
Declarations
:
: This work was approved by the Scientific Research Ethical Committee of Faculty of Medicine, Tanta University. Approval code 30166/3/31. Verbal consents were taken from the parents of all children who participated in this work which was accepted by the Ethical committee. The procedure was explained to all participants before getting their approvals.
: Not applicable.
: The authors declare that they have no competing interests.