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Novel Chiral Ligands-Enabled Transition-Metal-Catalyzed Asymmetric C-H Borylation
【出 处】
:
中国化学(英文版)
【发表日期】
:
2020年6期
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目的:⑴应用经会阴三维超声评价产后极早期盆膈裂孔的变化,为防治产后盆底功能障碍性疾病(pelvic floor disorders,PFD)提供依据。⑵观察经阴道分娩和剖宫产两种分娩方式对产后盆