1.
Terje Brustugun O, Helland Ã…slaug. Rapid reduction in the incidence of cancer of unknown primary. A population-based study. AO [Internet]. 2014 Jan. 1 [cited 2026 May 3];53(1):134-7. Available from: https://medicaljournalssweden.se/actaoncologica/article/view/26957