Hristova, Lora, and Matti Hakama. “Effect of Screening for Cancer in the Nordic Countries on Deaths, Costs and Quality of Life up to the Year 2017”. Acta Oncologica 36, no. Supp 9 (January 1, 1997): iv-60 . Accessed May 19, 2026. https://medicaljournalssweden.se/actaoncologica/article/view/27719.