Funding for this research was provided by:
National Natural Science Foundation of China (81222035, 81602478, 81572781, 81372882)
China Postdoctoral Science Foundation (2015M580759)
Guangdong Innovative and Entrepreneurial Research Team Program (2016ZT06S638)
Program for New Century Excellent Talents in University (NCET-11-0529)
Natural Science Foundation of Guangdong Province (2016A030310194)
National Key Research and Development Program of China (2016YFC0902001)
National High Technology Research and Development Program of China (2012AA02A206)
National Program for Support of Top-Notch Young Professionals
Chang Jiang Scholars Program
Special Support Program of Guangdong
Text and Data Mining valid from 2019-03-25
Received: 9 January 2019
Accepted: 27 February 2019
First Online: 25 March 2019
Ethics approval and consent to participate
: The study was approved by the Institutional Review Board at SYSUCC. Informed consent was obtained from all participants.
: Not applicable.
: The authors declare that they have no competing interests.
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