摘要：Scientific Reports 5 : Article number: 10218 10.1038/srep10218 ; published online: 11 May 2015 ; updated: 21 September 2015 This Article contains the following typographical errors in the reference citations. In the Discussion section, “To understand the adaptive significance of interactional synchrony and its relevance to empathy 39 in chimpanzees, our future study will also investigate pairs of unrelated chimpanzees with a range of social relationships.
