孕中期超声表现异常的相关性分析 / Correlation analysis of abnormal ultrasound manifestations in second trimester of pregnancy
- Resource Type
- Academic Journal
- Source
- 华夏医学 / Acta Medicinae Sinica. 33(5):126-130
- Subject
非整倍体 染色体异常 超声检查 孕中期 - Language
- Chinese
- ISSN
- 1008-2409