15th anniversary of polio-free certification in the European Region - but the hard work to prevent future cases is not over
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| Formatua: | Artikulua |
| Hizkuntza: | Russian |
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Numikom LLC
2017-10-01
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| Saila: | Эпидемиология и вакцинопрофилактика |
| Sarrera elektronikoa: | https://www.epidemvac.ru/jour/article/view/323 |