超声对剖宫产后再次妊娠中晚孕期孕妇子宫下段的观察研究

张苗^a，汪彩英^a，李霞^b

Observation of the Lower Uterine Segment for Middle-Late Pregnancy after Cesarean Section by Using Ultrasound

ZHANG Miao^a, WANG Cai-ying^a,LI Xia^b

中国医疗设备 . 2016, (7): 58 -60 . DOI: 10.3969/j.issn.1674-1633.2016.07.017