Seasonal influenza activity in Europe: declining in most countries in the West but increasing in the North-East.
作者信息
Arkema J M S, Meerhoff T J, Paget W J, Meijer A, Ansaldi F, Buchholz U, Fleming D, Nicoll A, van der Velden J
机构信息
European Influenza Surveillance Scheme Co-ordination Centre, Netherlands Institute for Health Services Research (NIVEL), Utrecht, The Netherlands.
出版信息
Euro Surveill. 2007 Mar 8;12(3):E070308.3. doi: 10.2807/esw.12.10.03152-en.
PMID:17439783
Abstract
摘要
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