Abed, Neveen T.
Ramadan, Ismail A.
Mohammed, Shuzan A.
El-Shanawany, Eman M.
Article History
Received: 10 February 2021
Revised: 17 April 2021
Accepted: 22 April 2021
First Online: 17 May 2021
Competing interests
: The authors declare no competing interests.
: The current study was approved by the Medical Research Ethical Committee of the Faculty of Medicine, Benha University. All subjects were informed about the procedures and the aim of the study, and informed written consent was obtained from the parents or caregivers of enrolled children. The committee’s reference number is not available.