Funding for this research was provided by:
the Natural Science Foundation of Zhejiang Province (LY15H160063)
Text and Data Mining valid from 2018-09-10
Received: 19 October 2017
Accepted: 4 September 2018
First Online: 10 September 2018
Ethics approval and consent to participate
: All the procedures followed were in accordance with the ethical guidelines of the Helsinki Declaration. The study protocol was approved by the Medical Ethical Committee of the First Affiliated Hospital of Wenzhou Medical University. All patients were given informed written consent. And We received written consent from all patients.
: Not applicable.
: The authors declare that they have no competing interests.
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