Abd El Zaher, Ayman H.
El Dib, Ayman S.
Article History
Received: 13 May 2020
Accepted: 15 July 2020
First Online: 31 July 2020
Ethics approval and consent to participate
: The study protocol was approved from the research ethics committee of the Faculty of Medicine, Tanta University, with reference number (13532). A written consent form was obtained from every patient to participate in the research work after sufficient explanation before initiating the study.
: All participated patients signed an informed written consent form to publish the data with respect to the privacy of patients and confidentiality of the data as patients’ names were replaced by code numbers to confirm their privacy and the results of the study were used only for scientific purpose.
: The authors declare that they have no competing interests.