Chen, Xu
Tong, Jiao
Zhang, Weijing
Wang, Xin
Ma, Shan
Shi, Dongdong
Yan, Dongmei
Liu, Yan
Funding for this research was provided by:
NHC Contraceptives Adverse Reaction Surveillance Center, Jiangsu Health Development Research Center (JSHD2022062)
Article History
Received: 9 August 2023
Accepted: 10 January 2024
First Online: 18 January 2024
Declarations
:
: The study was conducted in accordance with the criteria of the 1964 Declaration of Helsinki and its later amendments. This study was approved by the Ethics Committee of Lianyungang Maternal and Child Health Hospital. All participants were assured that they could withdraw at any time and that the data would not be used for purposes other than the study. All participants provided written informed consent.
: Not applicable.
: The authors declare no competing interests.