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Comment
. 2007 Jun;12(3):93; author reply 93.
doi: 10.1136/ebm.12.3.93.

Viral infections need to be excluded from the cohort for the results to be truly meaningful

Comment

Viral infections need to be excluded from the cohort for the results to be truly meaningful

Kashif M Qureshi et al. Evid Based Med. 2007 Jun.
No abstract available

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