Tang, Meng-jie
Su, Jian‑bin
Xu, Tian-li
Wang, Xue‑qin
Zhang, Dong-mei
Wang, Xiao-hua
Article History
Received: 17 May 2019
Accepted: 17 September 2019
First Online: 24 September 2019
Ethics approval and consent to participate
: The study was approved by the institutional review board of Affiliated Hospital 2 of Nantong University and First People’s Hospital of Nantong City, and written informed consent was obtained from all participants.
: Not applicable.
: The authors declare that they have no competing interests.