Zhao, Hongsen
Ran, Shujun
Gan, Kang
Du, Yajing
Li, Wenlu
Article History
Received: 11 October 2023
Accepted: 21 November 2023
First Online: 1 December 2023
Declarations
:
: The study was approved by the local ethics committee, the Medical Research Ethics Committee of the First Affiliated Hospital of Zhengzhou University. The interviewer (before trained) gave the patients detailed information about the study, and the interview was carried out after receiving informed consent from the patients. Patients in this study had a detailed knowledge of the disease and agreed to participate in the investigation.
: Not applicable.
: The authors declare that they have no competing interests.