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Authors
Jiang, Li
Zhao, Xiaonan
Xu, Wen
Zhou, Xuehua
Luo, Chunrui
Zhou, Jiunan
Fu, Xiaoqing
Chen, Yaoyao
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Funding
Funding for this research was provided by:
Yunnan Provincial Foundation for Health Programmes (Grant no. [2019] 70.)
Guizhou Construction Platform for Talents Training ([2017]5735–31)
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Article History
Received: 28 November 2019
Accepted: 6 February 2020
First Online: 19 February 2020
Ethics approval and consent to participate
: The Yunnan Provincial Center for Disease Control and Prevention ethics committee granted ethical approval for the study and used de-identified surveillance data. Written informed consent was obtained from each adult patient and 4-year-old patient’s mother for the study.
: Not applicable.
: The authors declare that they have no competing interest.
