Abnormalities of the First Three Steps of Gait Initiation in Patients with Parkinson's Disease with Freezing of Gait

<table>Spatiotemporal and kinesiological parameters. A trace in the middle of the figure indicates the COP trajectory. Open circles indicate COP peaks. Open triangles indicate heel contact positions.</table>

Parkinson’s Disease

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Figure 1

Figure 1: Abnormalities of the First Three Steps of Gait Initiation in Patients with Parkinson's Disease with Freezing of Gait 