Li, Z-S
Yao, K
Chen, P
Wang, B
Chen, J-P
Mi, Q-W
Li, Y-H
Liu, Z-W
Qin, Z-K
Zhou, F-J
Han, H
Article History
Received: 27 November 2014
Revised: 27 January 2015
Accepted: 10 March 2015
First Online: 5 May 2015
Change Date: 26 May 2015
Change Type: Update
Change Details: This paper was modified 12 months after initial publication to switch to Creative Commons licence terms, as noted at publication
Competing interests
: The study is supported by grants from the Planned Science and Technology Project of Guangdong Province, China (2012B031800079), Sun Yat-sen University Cancer Center and State Key Laboratory of Oncology in Southern China, Guangzhou, China.