levels of evidence: nursing 143
TRANSCRIPT
Levels of EvidenceVaccines
Level One
•Editorial
• Washington Post Op Ed
Level Two
•Case Reports
•Case Study - Yogyakarta
Level Three
•Case-Control Studies
•Hep B Vaccine
Level Four
•Cohort Studies
•Iranian Cohort Study
Level Five
•Randomized Control Trials (RCT)
•Parental Consent