Received: 24 January 2020
Accepted: 27 August 2020
First Online: 8 September 2020
Ethics approval and consent to participate
: This study was approved by the ethical committee of Ain Shams University on June 2016 (no reference number was given at that time). All patients included in this study gave written informed consent to participate in this research by the patients themselves.
: Patients included in this research gave written informed consent to publish the data contained within this study.
: The authors declare that they have no competing interests.