Science (2013) - Comments
pubmed: 23868920  doi: 10.1126/science.1239278  issn: 0036-8075  issn: 1095-9203 

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Pingping Hou, Yanqin Li, Xu Zhang, Chun Liu, Jingyang Guan, Honggang Li, Ting Zhao, Junqing Ye, Weifeng Yang, Kang Liu, Jian Ge, Jun Xu, Qiang Zhang, Yang Zhao, Hongkui Deng