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Citation
Jirasek, L. et al.. 1974. “Acne Chlorina, Porphyria Cutanea Tarda and Other Manifestations of General Intoxication during the Manufacture of Herbicides, Part II.” Special Collections, USDA National Agricultural Library. Accessed December 11, 2025, https://www.nal.usda.gov/exhibits/speccoll/items/show/1841.
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