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Results of the study of typhoid vaccines in four controlled field trials in the USSR
In field trials of typhoid vaccine in the USSR, a comparison was made of the effectiveness of chemical, heat-killed, and alcoholized vaccines. All of them conferred protection if administered in sufficient dosage, and variations in effectiveness could usually be traced to size of dosage. The heat-ki...
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| Formato: | Artigo |
| Lenguaje: | Inglês |
| Publicado: |
1965
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| Acceso en línea: | https://ncbi.nlm.nih.gov/pmc/articles/PMC2555188/ https://ncbi.nlm.nih.gov/pubmed/14290076 |
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