Received: 28 May 2020
Accepted: 26 June 2020
First Online: 10 August 2020
Ethics approval and consent to participate
: This article was approved by the Institutional Review Board at Zagazig University (ZU-IRB #4787/5-8-2018). A written informed consent was obtained from all patients’ caregivers.
: Not applicable.
: The authors declare that they have no competing interests.