Funding for this research was provided by:
Z. C (201510312073Z)
Y. W (201710312024Z)
C. S (201710312063X)
Received: 25 October 2017
Accepted: 23 July 2018
First Online: 31 July 2018
Ethics approval and consent to participate
: The study was approved by the ethics committees of Shanghai East Hospital (ID2018097). All clinical procedures were performed in accordance with current clinical guidelines and regulations. All patients included in the study, or their legal representatives, signed written informed consents to participate in the study and for all surgical procedures.
: Not applicable
: The authors declare that they have no competing interests.
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