Showing 1 - 4 results of 4 for search '"Twins"', query time: 0.11s Refine Results
  1. 1
    Three decades of twin births in the United States, 1980-2009 /
    by Martin, Joyce A., M.P.H
    Published 2012
    Subjects: “...Twins United States Statistics....”
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    Government Document eBook
  2. 2
    Is twin childbearing on the decline? : twin births in the United States, 2014-2018 /
    Subjects: “...Twins United States Statistics....”
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    Government Document eBook
  3. 3
    Births in the United States, 2014 /
    Subjects: “...Twins United States Statistics....”
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    Government Document eBook
  4. 4
    Births in the United States, 2013 /
    Subjects: “...Twins United States Statistics....”
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    Government Document eBook
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