妊娠中期胎儿心轴角度与胎儿先天性心脏病的关系
苏芳菲, 王晶晶, 阴赪宏, 岳文涛, 吴青青
Relationship between fetal cardiac axis angle and congenital heart defects in the second trimester of pregnancy
Su Fangfei, Wang Jingjing, Yin Chenghong, Yue Wentao, Wu Qingqing
首都医科大学学报 . 2019, (6): 838 -841 .  DOI: 10.3969/j.issn.1006-7795.2019.06.006