Funding for this research was provided by:
Funding from Nantong Science and Technology Commission (HS149127)
Text and Data Mining valid from 2018-10-11
Received: 29 January 2018
Accepted: 1 October 2018
First Online: 11 October 2018
Ethics approval and consent to participate
: The study was approved by the institutional review boards of the affiliated tumor hospital of Nantong University (NO.20110012). Informed consent was obtained from all individual participants included in the study.
: Not applicable.
: The authors declare that they have no competing interests.
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