Books by Laurie A. Pyrch:
Books in the extended shelves:
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Pyrch, Laurie A.: A case-control study of neural tube defects and drinking water contaminants (U.S. Dept. of Health and Human Services, Agency for Toxic Substances and Disease Registry :, 1998), also by Judith B. Klotz, New Jersey. Department of Health and Senior Services, and United States. Agency for Toxic Substances and Disease Registry (page images at HathiTrust)
Find more by Laurie A. Pyrch at your library, or elsewhere.