PRJ2282/201491: CHESS: CPRD-COPD Hawthorne Effect Study in Salford: A UK cohort study to characterise patients enrolled in the Salford Lung Study and to evaluate a potential Hawthorne effect

Study protocol

Initial protocol

CHESS_Proposal_PRJ2282_FINAL

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Updated protocol

gsk-201491-protocol-redact-v02

First published: 22/02/2024

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Study results

Additional information for 201491

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gsk-201491-clinical-study-report-redact

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Study report

Other information

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