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Review of an Influenza Surveillance System, Beijing, People’s Republic of China
In 2007, a surveillance system for influenza-like illness (ILI) and virologic data was established in Beijing, China. The system tracked ILI and laboratory-confirmed influenza in 153 general hospitals from September 1, 2007, through April 30, 2008. To analyze the ILI surveillance data (weekly ILI ra...
Autores principales: | , , , , , , , , , , |
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Formato: | Texto |
Lenguaje: | English |
Publicado: |
Centers for Disease Control and Prevention
2009
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2866378/ https://www.ncbi.nlm.nih.gov/pubmed/19861053 http://dx.doi.org/10.3201/eid1510.081040 |