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Comment
. 2009 Jul 15;180(2):189; author reply 189-90.
doi: 10.1164/ajrccm.180.2.189.

Improved vitamin D status despite allocation to placebo in a tuberculosis treatment trial: contamination bias?

Adrian R Martineau, Christopher J Griffiths, Geoffrey E Packe
Comment

Improved vitamin D status despite allocation to placebo in a tuberculosis treatment trial: contamination bias?

Adrian R Martineau et al. Am J Respir Crit Care Med. .
No abstract available

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