Dotterud, Lars Kåre, JØ Odland, and Edvard Falk. “Atopic Diseases Among Schoolchildren in Nikel, Russia, an Arctic Area With Heavy Air Pollution”. Acta Dermato-Venereologica 81, no. 3 (May 20, 2001): 198–201. Accessed June 23, 2026. https://medicaljournalssweden.se/actadv/article/view/13852.