The 1961 Middletown Oral Poliovirus Vaccine Program. VI. Proporition of children vaccinated.
| Autor: | PEARSON RJ, MILLER DG, PALMIERI ML |
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| Jazyk: | angličtina |
| Zdroj: | The Yale journal of biology and medicine [Yale J Biol Med] 1962 Apr; Vol. 34, pp. 492-7. |
| Databáze: | MEDLINE |
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