892: Obstetric innovation as indicated by patent dataBenjamin K. Kogutt,Andrew SatinAMERICAN JOURNAL OF OBSTETRICS AND GYNECOLOGY(2020)引用 0|浏览0暂无评分AI 理解论文溯源树样例生成溯源树,研究论文发展脉络Chat Paper正在生成论文摘要