Zhang, Meng
Liu, Gang
Zhao, Zexue
Wu, Pengfei
Liu, Weidong
Article History
Received: 8 August 2018
Accepted: 7 January 2019
First Online: 22 January 2019
Ethics approval and consent to participate
: The Ethics Committee of the Affiliated HuaiAn No.1 people’s hospital of Nanjing Medical School approved the study protocol. Written informed consent was obtained from all patients enrolled in the investigation.
: Not applicable.
: The authors declared that they have no competing interests.
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