Article History
Received: 30 June 2019
Accepted: 24 September 2019
First Online: 30 December 2019
Ethics approval and consent to participate
: This study was approved by the research ethics committee of the Faculty of Medicine at Mansoura University in Egypt on 8 January 2017, reference number of approval: MS/16.12.84, and all patients included in this study gave written informed consent to participate in this research.
: All patients included in this research gave written informed consent to publish the data contained within this study. If the patient was less than 16 years old or unconscious when consent for publication was requested, written informed consent for the publication of this data was given by their parent or legal guardian.
: The authors declare that they have no competing interests.