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Authors
Abdo, Sarah Mohamed https://orcid.org/0000-0002-4393-0246
El-Adawy, Hosny
Farag, Hoda Fahmy
El-Taweel, Hend Aly
Elhadad, Heba
El-Badry, Ayman Abdel-Moamen
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Article History
Received: 15 June 2020
Accepted: 19 January 2021
First Online: 5 February 2021
Compliance with ethical standards
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: None.
: The study was approved by the Research Ethics Committee of the Medical Research Institute (MRI), Alexandria University (IORG 0008812). All procedures performed in studies involving human participants were under the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments. All applicable international, national, and/or institutional guidelines for the care and use of animals were followed. All procedures performed in the study involving humans and animals were following the ethical standards of the Medical Research Institute (MRI), Alexandria University.
: Verbal consent was obtained from all participants.
: Verbal consent was obtained from all participants. Written informed consent was taken from all the study participants and children’s guardians after an explanation of the study's purpose.
