ALBREKTSSON, Björn. Sacral Rhizotomy in Cases of Ano-Coccygeal Pain: A Follow-up of 24 Cases. Acta Orthopaedica, [S. l.], v. 52, n. 2, p. 187–190, 1981. DOI: 10.3109/17453678108991779. Disponível em: https://actaorthop.org/actao/article/view/28830. Acesso em: 21 may. 2026.