Wei, Xia
Yu, Nan
Ding, Qi
Ren, Jingting
Mi, Jiuyun
Bai, Lu
Li, Jianying
Qi, Min
Guo, Youmin http://orcid.org/0000-0002-6029-7374
Article History
Received: 16 March 2018
Accepted: 16 July 2018
First Online: 31 July 2018
Ethics approval and consent to participate
: The study protocol was approved by the Ninth Hospital of Xi’an Affiliated Hospital of Xi’an Jiaotong University Ethics Committee (No.2014001). Written informed consent was obtained from all patients.
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: The authors declare that they have no competing interests.
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