Moderate influenza vaccine effectiveness against influenza A(H1N1)pdm09 virus and low effectiveness against A(H3N2) virus among older adults during 2013–2014 influenza season in Beijing, China

Background: Since 2007, trivalent inactivated influenza vaccine has been provided free-of-charge to older adults aged ≥60 years in Beijing, China, but the data regarding influenza vaccine effectiveness (VE) among these people are very limited so far. We sought to estimate influenza VE against medica...

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Autori principali:	Li Zhang, Yang Pan, Chunna Ma, Wei Duan, Ying Sun, Shuangsheng Wu, Man Zhang, Yi Tian, Yang Zheng, Peng Yang, Quanyi Wang
Natura:	Artigo
Lingua:	Inglês
Pubblicazione:	Taylor & Francis Group 2018-06-01
Serie:	Human Vaccines & Immunotherapeutics
Soggetti:	china effectiveness elderly influenza test-negative design vaccination
Accesso online:	http://dx.doi.org/10.1080/21645515.2018.1441655
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