SMITH, J. W. The Act of Standing. Acta Orthopaedica, [S. l.], v. 23, n. 2, p. 159–168, 1953. DOI: 10.3109/17453675308991209. Disponível em: https://actaorthop.org/actao/article/view/30890. Acesso em: 22 jun. 2026.