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Figure 1 | Respiratory Research

Figure 1

From: Relationship between FEV1 change and patient-reported outcomes in randomised trials of inhaled bronchodilators for stable COPD: a systematic review

Figure 1

Flow of studies through the review process. Abbreviations: MEDLINE, medical literature analysis and retrieval system online; EMBASE, Excerpta Medica database; CRD, Centre for Reviews and Dissemination; DARE, Database of Abstracts of Reviews of Effects; HTA, Health Technology Assessment; GIN, Guidelines International Network.

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Respiratory Research

ISSN: 1465-993X

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