| Reference | Objective | Design | Evidence |
|---|---|---|---|
| Cooper et al. [245] | To review the clinical effectiveness of oseltamivir and zanamivir for the treatment and prevention of influenza A and B | MA | 1A+ |
| Jefferson et al. [246] | To review the evidence of efficacy, effectiveness and safety of registered antivirals against naturally occurring influenza in healthy adults | MA | 1A+ |
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