Funding for this research was provided by:
National Natural Science Foundation of China (81670777)
Key Medical Science and Technology Plan of Zhejiang Province (WKJ-ZJ-1625)
Wenzhou Science and Technology Bureau Public Welfare Science and Technology Projects (H20150001)
Received: 15 August 2018
Accepted: 8 January 2019
First Online: 16 January 2019
Ethics approval and consent to participate
: Ethics permission was granted by the Institutional Review Board of the Second Affiliated Hospital and Yuying Children’s Hospital of Wenzhou Medical University. The author waived the requirement for patients’ written informed consent for the anonymity of patients was strictly confidential and the current work was based on observation.
: Institutional Review Board of the Second Affiliated Hospital and Yuying Children’s Hospital of Wenzhou Medical University approved the waiver of patients’ written informed consent. Not applicable.
: The authors declare that they have no competing interests.
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