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. 2021 Jun 25;14:727–742. doi: 10.2147/JAA.S306416

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© 2021 Tran et al.

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Patient selection criteria.

Abbreviations: BEC, blood eosinophil count; CPRD, Clinical Practice Research Datalink; HES, Hospital Episode Statistics; OCS, oral corticosteroid; OPCRD, Optimum Patient Care Research Database.