LINDQVIST, Castor; RISKA, Erik B. Chopart, Pirogoff and Syme Amputations: A Survey of Twenty-one Cases. Acta Orthopaedica, [S. l.], v. 37, n. 1, p. 110–116, 1966. DOI: 10.3109/17453676608989409. Disponível em: https://actaorthop.org/actao/article/view/30206. Acesso em: 8 may. 2026.