%0 Journal Article %T The CuePed Trial: How Does Environmental Complexity Impact Cue Effectiveness? A Comparison of Tonic and Phasic Visual Cueing in Simple and Complex Environments in a Parkinson's Disease Population with Freezing of Gait %A John D. O'Sullivan %A Michael H. Cole %A Nadeeka N. W. Dissanayaka %A Peter A. Silburn %A Rodney Marsh %A Sandra Clewett %A Tiffany R. Au %J Archive of "Parkinson's Disease". %D 2019 %R 10.1155/2019/2478980 %U https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6681574/