Neural correlates of attentional switching dysfunction in major depressive disorder: Evidence from an event-related potential study with a dual-task paradigm

Figure 1 Schematic illustration of dual task. A: Illustration of the dual task, there are six blocks in total, each containing 54 trials; B: The emotional facial stimuli employed in the dual task. Including pictures of angry, happy, and neutral emotions. ms: Milliseconds; Hz: Hertz; SOA: Stimulus onset asynchrony; ITI: Inter-trial interval. The permission for the photos is shown in the Supplementary material.