Horak, FZampieri, CSalarian, ACarlson-Kuhta, PNutt, JGAminian, K2008-12-212008-12-212008-12-212008https://infoscience.epfl.ch/handle/20.500.14299/32928Longitudinal monitoring of untreated Parkinson’s disease using the timed up and go test with and without a secondary cognitive tasktext::conference output::conference proceedings::conference paper