Supporting information : S1 Table. Excluded studies from systematic literature review. https://doi.org/10.1371/journal.pone.0248998.s001
S2 Table. PRISMA checklist.
https://doi.org/10.1371/journal.pone.0248998.s002
S3 Table. Surveillance system functions.
https://doi.org/10.1371/journal.pone.0248998.s003
S4 Table. Summary of sub-themes with frequency and intensity effect sizes.
https://doi.org/10.1371/journal.pone.0248998.s004
S1 File. PROSPERO protocol.
https://doi.org/10.1371/journal.pone.0248998.s005
S2 File. PubMed search strategy.
https://doi.org/10.1371/journal.pone.0248998.s006
S3 File. Data extraction form.
https://doi.org/10.1371/journal.pone.0248998.s007
S4 File. Johns Hopkins nursing evidence-based practice appraisal tool.
https://doi.org/10.1371/journal.pone.0248998.s008