1. State Key Laboratory of Cognitive Neuroscience and Learning; Beijing Normal University; Beijing China
2. Institute of Systems Neuroscience, Medical Faculty; Heinrich Heine University Düsseldorf; Düsseldorf Germany
3. Institute of Neuroscience and Medicine, Brain and Behaviour (INM-7); Research Centre Jülich; Jülich Germany
4. Department of Psychology; Université de Montréal; Montreal QC Canada
5. College of Information Science and Technology; Beijing Normal University; Beijing China