Showing 621 - 640 results of 13,821 for search 'U.S. Representative', query time: 0.19s Refine Results
  1. 621
    Doctoral thesis
    Published in 2019
    Repositorio Repositorio UdeA

    ... research in a representative sample of 627 students, and in other sample non-probabilistic of 240 subjet...
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  2. 622
    Article of investigation
    Repositorio Repositorio UdeA

    ... for VHB; the knowledge about hepatitis B and biosecurity is scarce and a representative group is exposed...
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  14. 634
    Article of investigation
    Repositorio Repositorio UdeA

    ...ABSTRACT: A prevalence poll was made to stablish of pneumoconiosis in a representative sample...
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