Dennis E. Niewoehner, MD
Niewoehner DE. Review: Methylxanthines are not effective for acute exacerbations of chronic obstructive pulmonary disease. ACP J Club. 2004;140:60. doi: 10.7326/ACPJC-2004-140-3-060
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Published: ACP J Club 2004;140(3):60.
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