
早孕期胎儿心脏二维超声成像影响因素探讨
栾泽东 张晓平 孙晓燕 王晓燕 刘亚琴 邹艳丽 李松洋 王好玲 杨 楠*
中国计划生育学杂志 ›› 2021, Vol. 29 ›› Issue (2) : 399.
早孕期胎儿心脏二维超声成像影响因素探讨
Study on the influencing factors of two-dimensional ultrasound imaging of fetal heart during the first trimester of pregnancy
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