LANGENSKIÖLD, A.; ÖSTERMAN, K. Proceedings of the Scandinavian Orthopaedic Association 40th Assembly Helsinki, Finland, June 1980. Acta Orthopaedica, [S. l.], v. 52, n. 4, p. 439–466, 1981. DOI: 10.3109/17453678109050125. Disponível em: https://actaorthop.org/actao/article/view/28864. Acesso em: 4 may. 2026.