Received: 5 November 2020
Accepted: 3 April 2021
First Online: 13 April 2021
: All procedures related to human participants conducted in the present study followed the ethical standards of the institutional research ethics committee of the Faculty of Medicine, Suez Canal University (Approval no. 3960). All study subjects gave written informed consent before the start of the study.
: Not applicable.
: The authors declare that they have no competing interests.