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Comment
. 2007 Dec;62(12):1107; author reply 1108-9.

GOLD stage I is not a COPD risk factor

Paul L Enright
Comment

GOLD stage I is not a COPD risk factor

Paul L Enright. Thorax. 2007 Dec.
No abstract available

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Conflict of interest statement

The author is the Principal Investigator for the Pulmonary Reading Center of the Cardiovascular Health Study. The author is (and has been) a consultant to several pharmaceutical companies for quality assurance programs for pulmonary function testing in clinical trials.

Comment on

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