Pregnancy outcome for women with very low levels of maternal serum unconjugated estriol on second-trimester screening

• 作者Ruth A. Schleifer; Linda A. Bradley; Douglas S. Richards; Nan R. Ponting
• 卷第173卷
• 期第4期
• 文件大小470.17KB
• 发表时间1995
• DOI10.1016/0002-9378(95)91343-2
• 页码1152-1156