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Citation |
Colyer E, Thompkins T, Durkin MS, Barlow BA. Am. J. Public Health 1996; 86(7): 1028-1029. |
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Copyright |
(Copyright © 1996, American Public Health Association) |
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DOI |
unavailable |
PMID |
8669506 |
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PMCID |
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Abstract |
unavailable. |