Received: 3 October 2019
Accepted: 21 January 2020
First Online: 5 March 2020
Ethics approval and consent to participate
: No individual data were included in the study.This study was approved by the Research Ethics Committee of the Faculty of Medicine at Cairo University Kasr ElAini in Egypt in January 2017; reference number I-060117.All patients included in this study gave verbal informed consent to participate in this research. If the patient was less than 16 years old or unconscious at the time of the study, written informed consent for their participation was given by their parent or legal guardian.
: 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, deceased, or unconscious when consent for publication was requested, informed consent for the publication of this data was given by their parent or legal guardian.All authors agreed for publication of the research paper.
: Both authors declare that they have no competing interests.