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Please read BHL's Acknowledgment of Harmful Content
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  1. By: Batra, Lekh R. - Batra, Suzanne W. T.
    Type: Article
    In: The University of Kansas science bulletin
    Volume: 44
    Issue: 6
    Date: 1963-09-13
    Page Range: 109--256
    Publication Info: [Lawrence] University of Kansas [1926-1996]