MISSING, Authors. Instructions for authors of abstracts for proceedings. Acta Orthopaedica, [S. l.], v. 61, n. sup239, p. v-v, 1990. DOI: 10.3109/17453679009153761. Disponível em: https://actaorthop.org/actao/article/view/22477. Acesso em: 28 may. 2026.