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. 1960 Dec;50(12):1847-57.
doi: 10.2105/ajph.50.12.1847.

The CDC quota sampling techniq with results of 1959 poliomyelitis vaccination surveys

R E SERFLING, R G CORNELL, I L SHERMAN

The CDC quota sampling techniq with results of 1959 poliomyelitis vaccination surveys

R E SERFLING et al. Am J Public Health Nations Health. 1960 Dec.
No abstract available

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References

    1. J Am Med Assoc. 1959 Apr 18;169(16):1838-42 - PubMed
    1. J Am Med Assoc. 1959 Sep 19;171:271-3 - PubMed

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