Changes in vaccination coverage estimates among children aged 19-35 months in the United States, 1996-1999
| Autor: | Barker, L. E., Luman, E. T. |
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| Zdroj: | American Journal of Preventive Medicine; 2001, Vol. 20 Issue: 4 p28-31, 4p |
| Databáze: | Supplemental Index |
| Externí odkaz: |
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