发文地区与机构
近年国家 / 地区发文量统计
| 国家 / 地区 | 发文量 |
|---|---|
| USA | 2939 |
| England | 483 |
| Canada | 372 |
| France | 332 |
| GERMANY (FED REP GER) | 297 |
| Italy | 274 |
| Australia | 270 |
| Spain | 192 |
| Netherlands | 183 |
| Japan | 155 |
近年机构发文量统计
| 机构 | 发文量 |
|---|---|
| HARVARD UNIVERSITY | 832 |
| UNIVERSITY OF CALIFORNIA SYSTEM | 305 |
| MASSACHUSETTS GENERAL HOSPITAL | 302 |
| BRIGHAM & WOMEN'S HOSPITAL | 272 |
| UNIVERSITY OF LONDON | 181 |
| UNIVERSITY OF TEXAS SYSTEM | 156 |
| JOHNS HOPKINS UNIVERSITY | 146 |
| UNIVERSITY OF TORONTO | 143 |
| UNIVERSITY OF PENNSYLVANIA | 138 |
| ASSISTANCE PUBLIQUE HOPITAUX PARIS (APH... | 123 |