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Authors
Li, Ping
Ruan, Jiang-Wen
Liu, Ming
Li, Si-Yao
Wang, Zheng-Dong
Xie, Wen-Chao
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Article History
Received: 13 June 2019
Accepted: 14 August 2019
First Online: 23 September 2019
Ethics approval and consent to participate
: This study was conducted in accordance with the declaration of Helsinki. This study was conducted with approval from the Ethics Committee of Yulin First People’s Hospital (The Sixth Affiliated Hospital of Guangxi Medical University). Written informed consent was obtained from the participants.
: obtained from the participants.
: The authors declare that they have no competing interests.
