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Selected References
These references are in PubMed. This may not be the complete list of references from this article.
- SERFLING R. E., CORNELL R. G., SHERMAN I. L. The CDC quota sampling techniq with results of 1959 poliomyelitis vaccination surveys. Am J Public Health Nations Health. 1960 Dec;50:1847–1857. doi: 10.2105/ajph.50.12.1847. [DOI] [PMC free article] [PubMed] [Google Scholar]
