Isosorbide - 5 - mononitrate combined with ethacridine in termination of mid - trimester of pregnancy 单硝酸异山梨醇酯结合依沙吖啶应用于中期妊娠引产的临床观察
2.
A randomized study of two doses of misoprostol in combination with mifepristone for inducted labor in second - trimester pregnancy 米非司酮配伍两种剂量米索前列醇用于中期妊娠引产的随机对照研究