Refusal of oral polio vaccine in northwestern Pakistan: A qualitative and quantitative study
| Autor: | Murakami, Hitoshi, Kobayashi, Makoto, Hachiya, Masahiko, Khan, Zahir S., Hassan, Syed Q., Sakurada, Shinsaku |
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| Zdroj: | In Vaccine 10 March 2014 32(12):1382-1387 |
| Databáze: | ScienceDirect |
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