Funding for this research was provided by:
Natural Science Foundation of Shanghai (18ZR1434800)
Received: 13 April 2018
Accepted: 3 October 2018
First Online: 20 October 2018
Ethics approval and consent to participate
: This study was approved by the Independent Ethics Committee of Shanghai Tongren Hospital. All patients provided their written informed consent prior to enrolling in the study.
: Not applicable.
: The authors declare that they have no competing interests.
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