Nawar, Amin E.
Shafik, Heba M.
Article History
Received: 30 March 2020
Accepted: 5 October 2020
First Online: 19 October 2020
Ethics approval and consent to participate
: The research was approved by the Ethical Committee of the Faculty of Medicine, Tanta University, Egypt (approval code 32970/02/19). Written consent was obtained from all participants.
: Not available.
: The authors declare that they have no competing interests.