Article History
Received: 13 October 2019
Accepted: 8 May 2020
First Online: 14 August 2020
Ethics approval and consent to participate
: The research ethics committee (REC) in the Faculty of Medicine, Ain Shams University approved this study; approval no. FMASU R63/2019 on 11/2019. Informed consent was taken from healthcare providers after discussing the purpose and benefit of the study. The confidentiality of data was maintained through anonymity.
: Not applicable.
: The authors have no competing interests.