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Authors
Wang, Qingwei http://orcid.org/0000-0001-8595-3588
Zhang, Tao
Wu, Junwei
Wen, Jianguo
Tao, Deshang
Wan, Tingxiang
Zhu, Wen
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Funding
Funding for this research was provided by:
The General Fund of scientific and technological project of Henan province provincial Health Department (201602008)
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Article History
Received: 9 November 2018
Accepted: 9 April 2019
First Online: 18 April 2019
Ethics approval and consent to participate
: This research adopted the retrospective analysis based on the principle of safety and fairness. The diagnosis and treatment conducted had no harm on the health of the subjects, and there was no risk for the subjects. All subjects signed the informed consent and their personal information would not be disclosed. Moreover, the research was beneficial and instructive for clinical practice. Based on the discussion of the medical scientific ethical committee of the First affiliated hospital of Zhengzhou University, this study was approved.
: Not applicable.
: The authors declare that they have no competing interests.
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