Funding for this research was provided by:
National Natural Science Foundation of China (81502087)
Text and Data Mining valid from 2018-03-27
Received: 9 February 2018
Accepted: 15 March 2018
First Online: 27 March 2018
Ethics approval and consent to participate
: All the patients provided their written informed consent in accordance with the Declaration of Helsinki before enrollment in the study. The study was approved by the Institutional Review Board of the Renmin Hospital of Wuhan University, Wuhan, China.
: Not applicable.
: The authors declare that they have no competing interests.
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