ROBERTSSON, Otto; LEWOLD, Stefan; KNUTSON, Kaj; LIDGREN, Lars. The Swedish Knee Arthroplasty Project. Acta Orthopaedica, [S. l.], v. 71, n. 1, p. 7–18, 2000. DOI: 10.1080/00016470052943829. Disponível em: https://actaorthop.org/actao/article/view/20134. Acesso em: 8 may. 2026.