Repeated vaccination does not appear to significantly weaken the protective effect of influenza vaccine in the elderly: A test-negative case-control study in China
| Autor: | Yang, Tianchi, Tong, Feng, Tang, Ling, Li, Pingping, Li, Baojun, Ye, Lixia, Zhou, Jifang |
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| Zdroj: | In Vaccine 13 August 2024 42(20) |
| Databáze: | ScienceDirect |
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