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Some Observations on the Infectivity of Diphtheria, and on the Relation of Diphtheria Prevalence to School-Closure
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| Formato: | Online Artículo Texto |
| Lenguaje: | English |
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1897
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| Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5540072/ https://www.ncbi.nlm.nih.gov/pubmed/29419148 |