LAHDENRANTA, Uolevi; PYLKKÄNEN, Pauli. Subtalar Extra-Articular Fusion in the Treatment of Valgus and Varus Deformities in Children: A Review of 162 Operations in 136 Patients. Acta Orthopaedica, [S. l.], v. 43, n. 5, p. 438–460, 1972. DOI: 10.3109/17453677208998963. Disponível em: https://actaorthop.org/actao/article/view/29829. Acesso em: 20 may. 2026.