Ye, Shaoxin
Fan, Dazhi
Li, Pengsheng
Chen, Gengdong
Rao, Jiaming
Zhang, Huishan
Zhou, Zixing
Feng, Jinping
Luo, Caihong
Guo, Xiaoling
Liu, Zhengping
Lin, Dongxin
Article History
Received: 4 June 2021
Accepted: 19 January 2022
First Online: 1 February 2022
Declarations
:
: This study was approved by the ethics committee of Southern Medical University Affiliated Maternal & Child Health Hospital of Foshan (ethics approval number: FSFY-20180903). Due to the respective nature of current study, the consent from each subject were waived by the ethics committee of Southern Medical University Affiliated Maternal & Child Health Hospital of Foshan. All personal identifiers were anonymized prior to analysis. All methods were carried out in accordance with relevant guidelines and regulations.
: Not applicable.
: The authors declare no competing interest.