**3.1 Identification of CPGs**

The bibliographic search identified 4698 records from databases of which 478 were duplicates. It was screened 4220 remaining references by title and abstract and excluded 4064 that were not in the selection criteria. It was reviewed, 156 documents in full text, and excluded 142 documents. Fourteen CPGs were included. **Figure 2** displays the selection process through the PRISMA statement flow diagram [20].
