Elmoazen, Doaa
Kozou, Hesham
Elabassiery, Basma
Article History
Received: 17 April 2020
Accepted: 2 August 2020
First Online: 4 November 2020
Ethics approval and consent to participate
: Informed written consent to participate in the study was provided by all participants and approved by Faculty of medicine, Alexandria University Ethics Committee on 24/1/2018 (reference number not available).
: Not applicable
: The authors declare that they have no competing interests.