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序号英文主题词中文主题词命中文献数量(篇)
期刊博硕士论文会议论文报纸年鉴成果专利国家标准行业标准标准总计
61Undaria裙带菜属10000000001
62Undecylenic Acids十一碳烯酸类00000000000
63Underachievement成绩不良22506215000000302
64Unemployment失业35792268268625200006562
65Unfolded Protein Response未折叠蛋白反应10822170000000147
66Unguentum膏剂186071621209118287185161201823053
67Unified Medical Language System统一医学语言系统4339200000057
68Unilamellar Liposomes单室脂质体42110100100055
69Unio珠蚌属29023100200055
70Unionidae蚌科1663556003000233
71Uniparental Disomy单亲二体性6001000000061
72United States Agency for Healthcare Research and Quality美国卫生保健质量和研究署00000000000
73United States Agency for International Development美国国际开发署460112960000092
74United States Department of Defense美国国防部339040389000000768
75United States Department of Homeland Security美国国土安全部5005800000063
76United States Dept. of Health and Human Services美国卫生和人类服务部4193212785821000005075
77United States Food and Drug Administration美国食品和药物管理局608010295000000913
78United States Health Resources and Services Administration美国卫生资源和服务管理局00000000000
79United States Office of National Drug Control Policy美国国家药物控制政策办公室00000000000
80United States Public Health Service美国公共卫生署672115297000000985
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