Received: 31 October 2020
Accepted: 12 January 2021
First Online: 5 February 2021
Ethics approval and consent to participate
: The study was approved by the ethics committee of the Magrabi Hospital. The reference number is ENT-12-0009Q. Informed written consent was taken from all patients to participate in the study.
: Not applicable.
: The authors declare that they have no competing interests.