Editorial Independence:‎

• This guideline was developed without any external funding.‎

Annex 1: Guideline Flowchart

Annex 2: Tables of appraisal of selected guidelines: Currency (table 1), Content (table 2) and Quality (table 3) of the selected guidelines.

Table (1): Assessment of Currency.

Table (2): Assessment of contents.

• NCCN Guidelines had the highest scores.

Table (3): Assessment of quality (CPG Appraisal tool).

Annex 3: The risks and benefits of added and/or modified statements

Three statements of the original guidline were modified summerized in table (4), there are no added nor omitted statements.