Funding for this research was provided by:
National Natural Science Foundation of China (81621092, 81622009, 81330020, 81370801)
Text and Data Mining valid from 2018-10-04
Received: 5 April 2018
Accepted: 27 August 2018
First Online: 4 October 2018
Ethics approval and consent to participate
: The research was approved by the clinical research ethics committee of the Peking University First Hospital. All patients provided written informed consent including consent to publish and report individual patient data.
: Not applicable.
: The authors declare that they have no competing interests.
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