Zhang, Xiaoqiang
Li, Shuang
Liu, Jing
Article History
Received: 6 January 2023
Accepted: 6 June 2023
First Online: 12 June 2023
Declarations
:
: This study was approved by the Clinical Research Ethics Committee of Mengcheng County No. 1 People’s Hospital (2021MYL21003) and was registered with the Chinese Clinical Trial Registry (ExternalRef removed) on 12/03/2021. The registration number was ChiCTR2100044177. Written informed consent was obtained from the eligible participants in the ward the night before hysteroscopy at Mengcheng County No. 1 People’s Hospital from 15/08/2021 to 20/06/2022. The study protocol followed the CONSORT guidelines. All methods were carried out in accordance with relevant guidelines and regulations.
: Not applicable.
: All authors declare that they have no conflicts of interest.