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5 Roach, Marion. The Roots of Desire: The Myth, Meaning, and Sexual Power of Red Hair. Bloomsbury USA, 2006.
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7 Sterling, Kristin. Red Everywhere. Lerner Publications, 2010.
8 "Study Finds Link Between Red Hair and Pain Threshold." National Institute of Health. April 20, 2021. Accessed: October 31, 2024.
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