Yang, Cheng
Huang, Wanshu
Cui, Ying
Zhang, Guanrong
Wang, Dongmei
Xie, Wenjuan
Wiederhold, Mark
Wiederhold, Brenda
Chu, Hang
Yan, Li
Zeng, Jin
Article History
Received: 8 October 2020
Accepted: 31 January 2021
First Online: 24 February 2021
Ethics approval and consent to participate
: All study protocols were approved by the Ethics Committee of Guangdong Provincial People’s Hospital and carried out in adherence to the Declaration of Helsinki with regard to ethical principles for research involving human subjects.
: The authors declare that the research was conducted in the absence of any commercial or financial relationships that could be construed as a potential conflict of interest.