Zhang, Chengwei
Zhao, Xiaozhi
Guo, Suhan
Ji, Changwei
Wang, Wei
Guo, Hongqian
Article History
Received: 22 September 2016
Accepted: 3 May 2018
First Online: 15 May 2018
Ethics approval and consent to participate
: In this study, we obtained the patient-informed consent of the involved patients before starting; the study was additionally approved by the Ethics Committee of Nanjing Drum Tower Hospital.
: The authors declare that they have no competing interests.
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