Said, Fadwa
Shafik, Roxan E.
Hassan, Naglaa M.
Article History
Received: 27 February 2021
Accepted: 20 May 2021
First Online: 18 June 2021
Ethics approval and consent to participate
: The institutional review board of National Cancer Institute, Cairo University, approved the protocol of the study and we followed the Helsinki guidelines for the protection of human subjects. Written informed consents were obtained from all participants. The reference number is not available.
: Not applicable
: The authors declare that they have no competing interests.