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. 2021 Mar 10;13(6):10.16910/jemr.13.6.5. doi: 10.16910/jemr.13.6.5

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Figure 1: — Examples of the stimuli; brush (left side) and wrench (right side) rotated in an angle of 90°. The initial object 0° is presented on the left and the rotated object on the right.