Damian M. Herz, Hartwig R. Siebner, Oliver J. Hulme, Esther Florin, Mark S. Christensen, Lars Timmermann. Levodopa reinstates connectivity from prefrontal to premotor cortex during externally paced movement in Parkinson's disease. NeuroImage, 90:15-23, 2014. [doi]
Abstract is missing.