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| Study | Reason for exclusion |
|---|---|
| Condreay 2019 | Investigation of genetic associations with frequency of moderate or severe COPD exacerbations (or both) in COPD participants receiving mepolizumab. Not a randomised trial |
| Sridhar 2019 | Aggregation of 2 studies investigating modulation of blood inflammatory markers |
COPD: chronic obstructive pulmonary disease
