Geroin, C., Mazzoleni, S., Smania, N., Gandolfi, M., Bonaiuti, D., Gasperini, G., Sale, P., Munari, D., Waldner, A., Spidalieri, R., Bovolenta, F., Picelli, A., Posteraro, F., Molteni, F. and Franceschini, M. (2013) “Systematic review of outcome measures of walking training using electromechanical and robotic devices in patients with stroke”., Journal of Rehabilitation Medicine, 45(10), pp. 987–996. doi: 10.2340/16501977-1234.