The elusive definition of pandemic influenza
There has been considerable controversy over the past year, particularly in Europe, over whether the World Health Organization (WHO) changed its definition of pandemic influenza in 2009, after novel H1N1 influenza was identified. Some have argued that not only was the definition changed, but that it...
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| Format: | Article |
| Language: | English |
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The World Health Organization
2011-07-01
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| Series: | Bulletin of the World Health Organization |
| Online Access: | http://www.scielosp.org/scielo.php?script=sci_arttext&pid=S0042-96862011000700014&lng=en&tlng=en |