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. 2017 Apr 19;8(5):2583–2598. doi: 10.1364/BOE.8.002583

Fig. 2.

Fig. 2

EEG-fNIRS channel placement based on international 10-20 system. EEG electrodes and fNIRS channels were registered on three lateral PFC subregion namely: Dorsolateral PFC (yellow circles), Ventrolateral PFC (green circles) and Frontopolar area (grey circles). There were a total of seven EEG electrodes and 23 fNIRS channels.