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Authors
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Funding
Funding for this research was provided by:
the Medical Science Project of Ningbo (2013A16)
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More Information
Article History
Received: 19 July 2017
Accepted: 26 February 2018
First Online: 7 March 2018
Ethics approval and consent to participate
: The research protocol was reviewed and approved by the Research Ethics Committee of Ningbo No. 2 Hospital. All participants gave written consent for their clinical information to be used for scientific research.
: Not applicable.
: All authors declare that they have no competing interests.
: Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.
