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. 2014 Sep 24;9(9):e106561. doi: 10.1371/journal.pone.0106561

Figure 1. The experimental paradigm.

Figure 1

Patients walked across the virtual plank in two virtual environments: A) LOW: while the plank was located on the ground; B) HIGH: participants viewed the floor descend, and then were instructed to walk across the plank above the deep pit.