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Authors
Liu, Chengjun
Su, Ketong
Shang, Wei
Ji, Huili
Yuan, Chenfeng
Cao, Maosheng
Li, Chunjin
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Article History
Received: 19 September 2019
Accepted: 22 December 2019
First Online: 3 January 2020
Compliance with ethical standards
:
: This study was approved by the Ethics Committee of Zhanjiang Jiuhe Hospital. All patients in our study signed informed consents.
: Not applicable because of the privacy of patients information.
: The authors declare that they have no conflict of interest. All authors approved the publication of the manuscript.
