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Authors
Elshazly, Mohamed
Sultan, Sultan
Shaban, Mohamed
Zanaty, Fouad https://orcid.org/0000-0003-2037-9495
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Article History
Received: 4 February 2021
Accepted: 28 May 2021
First Online: 6 June 2021
Declarations
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: None.
: The study was approved by Menoufia university—Faculty of medicine ethics committee. The study was performed in accordance with the ethical standards as laid down in the 1964 Declaration of Helsinki and its later amendments or comparable ethical standards.
: The study protocol was approved by our local ethical committee. All participants signed written informed consent before inclusion in the study.
