Sitek, Aneta, Elżbieta Żądzińska, and Iwona Rosset. “Effects of Psychological Stress on Skin and Hair Pigmentation in Polish Adolescents”. Anthropological Review 75, no. 1 (January 30, 2012): 1–17. Accessed May 7, 2024. https://czasopisma.uni.lodz.pl/ar/article/view/11084.