2015 Volume 79 Issue 10 Pages 2284-
The authors apologize for the incorrect statement in the Acknowledgments section. The correct statement is shown below.
Page 2067, right column, lines 43–48:
Incorrect:
This work was supported by the National Natural Science Foundation of China (81000020), the Natural Science Foundation of Guangdong Province (2014A030313486), the Scientific Research Grant of Guangzhou City (201510010226), Guangzhou Department of Education Yangcheng Scholarship (10A025G) and the Science Foundation of State Key Laboratory (2011011).
Correct:
This work was supported by the National Natural Science Foundation of China (81000020, 81570045), the Natural Science Foundation of Guangdong Province (2014A030313486), the Scientific Research Grant of Guangzhou City (201510010226), Guangzhou Department of Education Yangcheng Scholarship (10A025G) and the Science Foundation of State Key Laboratory (2011011).