发文分析
近年国家/地区发文量统计
| 国家/地区 | 数量 |
|---|---|
| USA | 52 |
| Canada | 13 |
| Japan | 7 |
| Austria | 5 |
| England | 5 |
| South Korea | 5 |
| CHINA MAINLAND | 4 |
| Colombia | 4 |
| France | 4 |
| GERMANY (FED REP GER) | 4 |
近年机构发文量统计
| 机构 | 数量 |
|---|---|
| UNIVERSITY OF CALIFORNIA SYSTEM | 9 |
| IOWA STATE UNIVERSITY | 4 |
| KITASATO UNIVERSITY | 3 |
| MASSACHUSETTS INSTITUTE OF TECHNOLOGY (MIT) | 3 |
| OSAKA UNIVERSITY | 3 |
| PRINCETON UNIVERSITY | 3 |
| UNIVERSITY OF BRITISH COLUMBIA | 3 |
| UNIVERSITY OF LONDON | 3 |
| UNIVERSITY OF MICHIGAN SYSTEM | 3 |
| UNIVERSITY OF QUEBEC | 3 |