Article History
Received: 31 January 2022
Accepted: 14 March 2022
First Online: 9 April 2022
Declarations
:
: All procedures performed in this study were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards. This study was approved by the ethical committee for scientific research at the Otolaryngology Department, Cairo University, and the approval carries the number: 32-2020-11201. Written informed consent to participate in this study was obtained from the participants or their parents or legal guardian in the case of children under 16.
: Written informed consent to publish the patient’s clinical details information was obtained from the study participants or their parent or legal guardian in the case of children under 16.
: The authors declare that they have no competing interests.