J. Llopis Gimeno and A. Sancho Perez , Trans., “Functional electrical stimulation (FES). A Review Article”, CDF, vol. 5, no. 1, pp. 57–64, Apr. 1997, Accessed: Feb. 25, 2026. [Online]. Available: https://cuestionesdefisioterapia.com/index.php/es/article/view/584