Liu, Chunhua
Wang, Kaiyan
Guo, Jizhong
Chen, Jiru
Chen, Mei
Xie, Zhexi
Chen, Pu
Wu, Beiyan
Lin, Niyang
Article History
Received: 19 January 2020
Accepted: 15 April 2020
First Online: 23 April 2020
Ethics approval and consent to participate
: The ethical committee of the First Affiliated Hospital of Shantou university medical college approved the study with a waiver of consent.
: Not applicable.
: The authors have no competing financial interests or other conflicts of interests to declare.