VAN DER EIJKEN, Jan W. Theo J. G. van Rens. Acta Orthopaedica, [S. l.], v. 58, n. 1, p. 87–89, 1987. DOI: 10.3109/17453678709146351. Disponível em: https://actaorthop.org/actao/article/view/22914. Acesso em: 10 may. 2026.