Article History
Received: 13 November 2020
Accepted: 21 January 2021
First Online: 8 February 2021
Change Date: 27 March 2021
Change Type: Update
Change Details: There is a discrepancy in the Ethics approval and consent to participate statement provided in the Declarations section and in the Methods section of this article. Ethics approval and consent to participate statement has been modified.
Ethics approval and consent to participate
: The study was approved by the Institutional Review Board of the National Cancer Institute, Egypt. IRB No: IRB00004025, FWA No: FWA00007284, Organization No: IORG0003381.No consent to participate was required as the study is auditing practice retrospectively.
: Not applicable.
: Authors declare no conflict of interest.