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Figure 1: An overview of the cognitive performance test on Navy personnel. (a) Screen display with fixation cross hair and horizontal rectangles (b) Stimulus presentation without cue (no cue) (c) Stimulus presentation following a valid cue (d) Stimulus presentation following an invalid cue

Figure 1: An overview of the cognitive performance test on Navy personnel. (a) Screen display with fixation cross hair and horizontal rectangles (b) Stimulus presentation without cue (no cue) (c) Stimulus presentation following a valid cue (d) Stimulus presentation following an invalid cue