| 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 |
| 161 | National Institute of General Medical Sciences (U.S.) | 国立普通医学科学研究所(美国) | 6 | 1 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 13 |
| 162 | National Institute of Mental Health (U.S.) | 国立精神卫生研究所(美国) | 35 | 0 | 3 | 9 | 0 | 0 | 0 | 0 | 0 | 0 | 47 |
| 163 | National Institute of Neurological Disorders and Stroke | 美国国家神经疾病和中风研究院 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 164 | National Institute of Nursing Research (U.S.) | 国立护理研究所(美国) | 3 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 |
| 165 | National Institute on Aging (U.S.) | 国立老年研究所(美国) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 166 | National Institute on Alcohol Abuse and Alcoholism (U.S.) | 国立酗酒与酒精中毒研究所(美国) | 3 | 0 | 7 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 11 |
| 167 | National Institute on Deafness and Other Communication Disorders (U.S.) | 国立耳聋与其他交往障碍研究所(美国) | 5 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 7 |
| 168 | National Institute on Drug Abuse (U.S.) | 国立药物滥用研究所(美国) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 169 | National Institutes of Health (U.S.) | 国立卫生研究院(美国) | 3497 | 20 | 263 | 280 | 1 | 0 | 0 | 0 | 0 | 0 | 4061 |
| 170 | National Library of Medicine (U.S.) | 国立医学图书馆(美国) | 1647 | 3 | 16 | 6 | 1 | 0 | 0 | 0 | 0 | 0 | 1673 |
| 171 | National Practitioner Data Bank | 全国开业医生数据库 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 172 | National Socialism | 国家社会主义 | 44 | 0 | 15 | 11 | 0 | 0 | 0 | 0 | 0 | 0 | 70 |
| 173 | Native Polyacrylamide Gel Electrophoresis | 非变性聚丙烯酰胺凝胶电泳 | 139 | 8 | 17 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 164 |
| 174 | Natrii Sulfas | 芒硝 | 2660 | 6 | 128 | 155 | 1 | 7 | 12 | 0 | 0 | 0 | 2969 |
| 175 | Natrii Sulfas Exsiccatus | 玄明粉 | 1151 | 2 | 45 | 52 | 1 | 0 | 1 | 0 | 0 | 0 | 1252 |
| 176 | Natriuretic Agents | 促尿钠排泄剂 | 8719 | 38 | 342 | 600 | 11 | 19 | 39 | 0 | 0 | 0 | 9768 |
| 177 | Natriuretic Peptide, Brain | 利钠肽, 脑 | 6090 | 254 | 333 | 30 | 14 | 80 | 17 | 0 | 0 | 0 | 6818 |
| 178 | Natriuretic Peptide, C-Type | 利钠肽, C型 | 190 | 6 | 12 | 0 | 0 | 11 | 1 | 0 | 0 | 0 | 220 |
| 179 | Natriuretic Peptides | 促尿钠排泄肽类 | 9441 | 276 | 476 | 42 | 70 | 137 | 19 | 0 | 0 | 0 | 10461 |
| 180 | Natronobacterium | 钠杆菌属 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 |