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Comment
. 2011 Jun;66(6):541-2.
doi: 10.1136/thx.2009.134338. Epub 2010 Jun 26.

Vitamin D and COPD: seasonal variation is important

Sundari N Ampikaipakan, David A Hughes, Jackie C Hughes, Talar Amen, Graham Bentham, Andrew M Wilson
Comment

Vitamin D and COPD: seasonal variation is important

Sundari N Ampikaipakan et al. Thorax. 2011 Jun.
No abstract available

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