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. 2026 Feb 26;244(4):51. doi: 10.1007/s00221-026-07248-3

Fig. 1.

Fig. 1

Experimental setup. A Task design. Left and right images respectively show control task (non-precision movement and precision grip task involving peg manipulation. B Configuration of fNIRS probe arrangement. Red and blue circles respectively indicate source and detector positions. Channels were positioned to cover the prefrontal and sensorimotor cortices