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Citation |
Mohler SR, Dille JR, Gibbons HL. Am. J. Public Health 1968; 58(8): 1404-1409. |
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Copyright |
(Copyright © 1968, American Public Health Association) |
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DOI |
unavailable |
PMID |
5691373 |
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PMCID |
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Abstract |
[Abstract unavailable] Language: en |