JOHNSSON, Ragnar; LIDGREN, Lars. Incidence of hip replacement in southern Sweden. Acta Orthopaedica, [S. l.], v. 58, n. 3, p. 226–230, 1987. DOI: 10.3109/17453678709146471. Disponível em: https://actaorthop.org/actao/article/view/22919. Acesso em: 20 may. 2026.