发文分析
近年国家/地区发文量统计
| 国家/地区 | 数量 |
|---|---|
| USA | 49 |
| England | 15 |
| Canada | 7 |
| Australia | 2 |
| New Zealand | 2 |
| Switzerland | 2 |
| CHINA MAINLAND | 1 |
| France | 1 |
| GERMANY (FED REP GER) | 1 |
| Israel | 1 |
近年机构发文量统计
| 机构 | 数量 |
|---|---|
| PURDUE UNIVERSITY SYSTEM | 3 |
| UNIVERSITY OF CHICAGO | 3 |
| UNIVERSITY OF EXETER | 3 |
| UNIVERSITY OF LONDON | 3 |
| WESTERN UNIVERSITY (UNIVERSITY OF WESTERN ONTA... | 3 |
| CALIFORNIA STATE UNIVERSITY SYSTEM | 2 |
| PENNSYLVANIA COMMONWEALTH SYSTEM OF HIGHER EDU... | 2 |
| UNIVERSITY OF ALABAMA SYSTEM | 2 |
| UNIVERSITY OF BIRMINGHAM | 2 |
| UNIVERSITY OF HOUSTON SYSTEM | 2 |