In the original publication of the article, the first and second affiliations are same. The second affiliation should be “The State Key Laboratory of Cognitive Neuroscience and Learning & IDG/McGovern Institute for Brain Research, Beijing Normal University, Beijing 100,875, China” and the authors “Xuanping Liu, Yantong Niu, Huajie Shang, Hui Lu, and Li Yao” are affiliation to this affiliation.