Hussein, Hussein S.
Mady, Gamal E.
Shawky, Sahar M.
Omran, Noha A.
Teama, Nahla M.
Article History
Received: 18 May 2020
Accepted: 29 June 2020
First Online: 22 September 2020
Ethics approval and consent to participate
: This study was performed in accordance with the ethical standards of the Ain Shams University Research Committee (committees reference number 340/2015) and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards.A written informed consent was obtained from all individual participants included in the study.
: Not applicable
: The authors declare that they have no competing interests.