Influenza vaccination and risk of community-acquired pneumonia.

Autor: Thijs, Carel1 c.thijs@epid.unimaas.nl, Knottnerus, Andr´1
Zdroj: Lancet. 12/20/2008, Vol. 372 Issue 9656, p2112-2112. 1/2p.
Databáze: Business Source Ultimate
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