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Authors
Zhao, Chengpeng
Ling, Xiaoling
Li, Xiangjin
Hou, Xiaoming
Zhao, Da
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Article History
Received: 9 April 2019
Accepted: 6 June 2019
First Online: 26 June 2019
Compliance with ethical standards
:
: The authors declare no conflict of interest.
: Patient samples were collected with written informed consent in accordance with the Declaration of Helsinki and under Ethics Committee of the First Hospital of Lanzhou University.
