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 | 54 |
| Canada | 12 |
| England | 3 |
| GERMANY (FED REP GER) | 2 |
| Belgium | 1 |
| Luxembourg | 1 |
| Netherlands | 1 |
| South Korea | 1 |
近年机构发文量统计
| 机构 | 发文量 |
|---|---|
| UNIVERSITY OF CALIFORNIA SYSTEM | 6 |
| UNIVERSITY OF TEXAS SYSTEM | 6 |
| UNIVERSITY OF TORONTO | 6 |
| BAYLOR UNIVERSITY | 3 |
| INDIANA UNIVERSITY SYSTEM | 3 |
| LOUISIANA STATE UNIVERSITY SYSTEM | 3 |
| PORTLAND STATE UNIVERSITY | 3 |
| UNIVERSITY SYSTEM OF MARYLAND | 3 |
| CALIFORNIA STATE UNIVERSITY SYSTEM | 2 |
| COLUMBIA UNIVERSITY | 2 |