Xie, Fangfei
Zhou, Hong
Wang, Yun
Article History
Received: 10 May 2019
Accepted: 27 August 2019
First Online: 12 September 2019
Ethics approval and consent to participate
: The study was approved by the ethical committee of the Affiliated Suzhou Hospital of Nanjing Medical University. Subjects agreeing to participate into the present study provided a written informed consent.
: Not applicable.
: The authors declare that they have no competing interests.