Funding for this research was provided by:
National Natural Science Foundation of China (81500512)
Fundamental Research Funds for the Central Universities (17ykjc19)
Lui Che Woo Institute of Innovative Medicine (CARE program)
Research Grants Council of Hong Kong (GRF 14121816, C7018-16G, TRS T12-402/13N)
Health and Medical Research Fund of Hong Kong (HMRF 03140486, 14152321)
Text and Data Mining valid from 2018-09-08
Received: 31 March 2018
Accepted: 23 August 2018
First Online: 8 September 2018
Ethics approval and consent to participate
: The institutional Review Boards of Sun Yat-sen Memorial Hospital approved this study and waived the need for informed consent.
: Not applicable.
: The authors declare that they have no competing interests.
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