Abou Elmaaty, Ali A.
Flifel, Mohamed E.
Zarad, Carmen A.
Article History
Received: 10 January 2019
Accepted: 25 July 2019
First Online: 14 August 2019
Ethics approval and consent to participate
: The authors obtained permission to conduct this study from the Institutional Review Board, Mansoura Faculty of Medicine, Mansoura University (code-Number: R/18.11.332) on December 2018. An informed consent was obtained from all the patients studied.
: Not applicable.
: The authors declare that they have no competing interests.