Received: 27 June 2020
Accepted: 13 October 2020
First Online: 9 November 2020
Ethics approval and consent to participate
: This study was approved by Suez Canal University’s Institutional full Board committee (research #3698) on 21st January 2019 and written informed consent was obtained from the parents of all subjects participating in the trial. The trial was registered before enrolment of the first patient at the Pan African Clinical Trial Registry (ExternalRef removed) database (PACTR201903770607799, Date of registration: 5th March 2019). Trial registry URL: ExternalRef removed.
: Not applicable.
: The authors declare that they have no competing interests<b>.</b>