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Comment
. 2003 Jan;123(1):307; author reply 307-8.
doi: 10.1378/chest.123.1.307.

Confounding issues in COPD risk study?

Ranjeeta Sinvhal, Lorraine Tosiello, Greg Cable
Comment

Confounding issues in COPD risk study?

Ranjeeta Sinvhal et al. Chest. 2003 Jan.
No abstract available

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