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Citation |
Weitman M, Scheble RO, Johnson KG. Am. J. Public Health 1974; 64(5): 417-421. |
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Copyright |
(Copyright © 1974, American Public Health Association) |
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DOI |
unavailable |
PMID |
4818080 |
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PMCID |
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Abstract |
[Abstract unavailable] Language: en |