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Citation |
Johnson PJ, Tucker EB, Bradbury BA, Spencer FJ. Public Health Rep. (1896) 1969; 84(2): 118-120. |
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Copyright |
(Copyright © 1969, U.S. Public Health Service) |
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DOI |
unavailable |
PMID |
4980156 |
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PMCID |
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Abstract |
[Abstract unavailable] Language: en |