Tomic K, Westerberg M, Robinson D, Garmo H, Stattin P. Proportion and characteristics of men with unknown risk category in the National Prostate Cancer Register of Sweden. AO [Internet]. 2016 Dec. 1 [cited 2026 Jun. 29];55(12):1461-6. Available from: https://medicaljournalssweden.se/actaoncologica/article/view/25643