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Treatments for COPD may not prolong survival

BMJ 2007; 334 doi: (Published 01 March 2007) Cite this as: BMJ 2007;334:448

Treatments for chronic obstructive pulmonary disease (COPD) give symptomatic relief, but it's hard to show that they actually save lives, and some specialists are getting frustrated. “Believe it or not, we still need more data, from even larger trials” wrote one, after the latest supposedly definitive trial …

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