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 | 28 |
| Canada | 6 |
| Sweden | 3 |
| CHINA MAINLAND | 2 |
| England | 2 |
| GERMANY (FED REP GER) | 2 |
| Japan | 2 |
| Switzerland | 2 |
| Austria | 1 |
| Brazil | 1 |
近年机构发文量统计
| 机构 | 发文量 |
|---|---|
| UNIVERSITY OF CALIFORNIA SYSTEM | 9 |
| HARVARD UNIVERSITY | 3 |
| PERIMETER INSTITUTE FOR THEORETICAL PHY... | 3 |
| UNIVERSITY OF NORTH CAROLINA | 3 |
| UNIVERSITY OF WATERLOO | 3 |
| COLORADO SCHOOL OF PUBLIC HEALTH | 2 |
| ETH ZURICH | 2 |
| LINKOPING UNIVERSITY | 2 |
| PENNSYLVANIA COMMONWEALTH SYSTEM OF HIG... | 2 |
| RAND CORPORATION | 2 |