Havelin LI, Engesaeter LB, Espehaug B, Furnes O, Lie SA, Vollset SE. The Norwegian Arthroplasty Register: 11 years and 73,000 arthroplasties. ActaO [Internet]. 2000 Jan. 1 [cited 2026 Jun. 1];71(4):337-53. Available from: https://actaorthop.org/actao/article/view/20166