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Figure 4.
Results of the electromyography depending on the use of 25 kg for the forearm and the leading hand (A) and the forearm of the following hand (B). The values where the muscular activity is at minimum are represented in a percentage (%) depending on: the diameters of the wishbone (28 mm, 30 mm, 32 mm), the position of the hands (leading, following) in pronation (P) or in supination (S), in order to test the four postures (SS, PP, SP, PS).
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