Yuan, Fang
,
Yang, Fang
Zhang, Wei
Jia, Yi
Ma, Yaling
Qu, Yongcai
Wang, Xinglai
Huo, Kang
Wang, Chengkai
Yuan, Xiangjun
Song, Chaohui
Zhang, Bei
Jiang, Wen
Funding for this research was provided by:
Shaanxi Province Key Research and Development Project (2017ZDCXL-SF-02-02)
Article History
Received: 29 April 2018
Accepted: 4 February 2019
First Online: 12 February 2019
Ethics approval and consent to participate
: The protocol has been approved by the ethics committees of Xijing hospital (KY20162086-2). The approval from the Xijing hospital ethics committee is an umbrella approval that covers all participating sites. Written informed consent were obtained from the patient or an appropriate surrogate based on local ethics committee recommendations.
: Not applicable.
: The authors declare that they have no competing interest.
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