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Authors
Qiao, Qing
Hong, Yan
Zhao, Wenjuan
Zhou, Guanen
Liu, Qian
Ning, Xianjia
Wang, Jinghua
An, Zhongping
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Funding
Funding for this research was provided by:
Tianjin Health Bureau of Science and Technology Fund Key Projects (16KG160)
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Article History
Received: 17 April 2018
Accepted: 27 July 2018
First Online: 2 August 2018
Ethics approval and consent to participate
: The study was approved by the ethics committee for medical research at Tianjin Huanhu Hospital, and written informed consent was obtained from each participant during recruitment.
: Not applicable
: The authors declare that they have no competing interests.
: Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.
