Wang, X. T.
Cheng, K.
Zhu, L.
Article History
Received: 5 May 2020
Revised: 30 May 2020
Accepted: 4 June 2020
First Online: 22 December 2020
COMPLIANCE WITH ETHICAL STANDARDS
: Ethics approval and consent to participate.
: The study was approved by the Ethics Committee of the Human Research Ethics Committee of the Affiliated Hospital of Nantong University (2017-K036). Written informed consent was obtained from the patients for publication of this study.
: <i>Conflict of interest.</i> The authors declare that they have no conflicts of interest.