Reference ranges of fetal heart function using a Modified Myocardial Performance Index: a prospective multicentre, cross-sectional study
Lijuan Sun, Jingjing Wang, Xiaoting Su, Xinlin Chen, Yuqing Zhou, Xiaoming Zhang, Hong Lu, Jianmei Niu, Lan Yu, Congxin Sun, Wenjun Zhang, Jijing Han, Lina Zhang, Zhenna Wang, Peiwen Chen, Tiantian Chen, Hua Hong, Lulu Zhou, Baoying Ye, Wei Guo, Wei Zhao, Na Zhang, Zhen Li, Sheng Zhao, Qingqing Wu, Jiawei Tian, Yuxin Jiang
BMJ Open Jul 2021, 11 (7) e049640; DOI: 10.1136/bmjopen-2021-049640