Hepatitis A in Day-Care Centers - A Community-Wide Assessment
| Autor: | Hadler, Stephen C., Webster, Hannah M., Erben, John J., Swanson, Judith E., Maynard, James E. |
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| Zdroj: | New England Journal of Medicine; May 1980, Vol. 302 Issue: 22 p1222-1227, 6p |
| Databáze: | Supplemental Index |
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