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Seasonal Influenza Vaccination Coverage Rate of Target Groups in Selected Cities and Provinces in China by Season (2009/10 to 2011/12)
- Lei Zhou,
- Qiru Su,
- Zhen Xu,
- Ao Feng,
- Hui Jin,
- Shiyuan Wang,
- Zijian Feng
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- Published: September 9, 2013
- https://doi.org/10.1371/journal.pone.0073724