Song, Xiaoxiao
Chen, Dongyang
Qi, Xinsheng
Jiang, Qing
Xia, Caiwei
Article History
Received: 5 September 2020
Accepted: 23 December 2020
First Online: 12 January 2021
Ethics approval and consent to participate
: No patients’ private information is involved. Therefore ethics approval is not needed from our Research Ethics Committee and consent for participation was waived.
: Not applicable.
: The authors declare that no benefits in any form have been received or will be received from a commercial party related directly or indirectly to the subject of this article.