A functional electrical stimulation system for human walking inspired by reflexive control principlesMeng Lin, Porr Bernd, Macleod Catherine A, Gollee HenrikProceedings of the Institution of Mechanical Engineers, Part H: Journal of Engineering in Medicine, pp. 1-10, (2017) Reflex control of robotic gait using human walking dataMacLeod Catherine, Meng Lin, Conway Bernard A, Porr BerndPLOS1 Vol 9, (2014)http://dx.doi.org/10.1371/journal.pone.0109959