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Scientific American

March 1, 1940

1 min read

Silent Enemies

Until Sanitation Becomes Universal, Man Will Harbor Internal Parasites and Suffer From Them

By Benjamin Adelman

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This article was originally published with the title “Silent Enemies” in Scientific American Magazine Vol. 162 No. 3 (March 1940), p. 133
doi:10.1038/scientificamerican0340-133

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