Text and Data Mining valid from 2019-12-01
Received: 8 December 2019
Accepted: 10 December 2019
First Online: 26 December 2019
Ethics approval and consent to participate
: Approval for this cross-sectional prospective study was obtained from the Research Ethics Committee of Alexandria Faculty of Medicine (Ethics committee’s reference number: 0302521, IRB No: 00007555- FWA No: 00015712). All study procedures were carried out in accordance with the Declaration of Helsinki regarding research involving human subjects. Written informed consent was obtained from the patients.
: Written informed consent for publication of this data was given by the patients.
: The authors declare that they have no competing interests.