Funding for this research was provided by:
This work was supported by the Scientific Research Foundation of the Science and Technology Department of Zhejiang Province (2016C33181)
Received: 26 April 2018
Accepted: 21 August 2018
First Online: 31 August 2018
Ethics approval and consent to participate
: This study was approved by the institutional review board of The Second Affiliated Hospital and Yuying Children’s Hospital of Wenzhou Medical University and all patients provided written informed consent.
: Not applicable.
: The authors declare that they have no competing interests.
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