Kunkiel, K., M. Sojewska, and W. Feleszko. “Contact Haptens in Emollients Marketed in Two European Countries (Poland and Spain)”. Allergologia et Immunopathologia 48, no. 6 (December 15, 2020): 814–818. Accessed September 30, 2025. https://all-imm.com/index.php/aei/article/view/136.