El Sheikh, Wafik M.
Alahmar, Ibrahim E.
Salem, Gelan M.
El-Sheikh, Mohamed A.
Article History
Received: 29 September 2017
Accepted: 22 April 2019
First Online: 6 June 2019
Ethics approval and consent to participate
: The study was approved by Menofia University Faculty of Medicine Ethical Committee on,9-9- 2014. Written informed consents were obtained from all participants.
: Not applicable.
: The authors declare that they have no competing interests.
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