| 标题 |
Structural characteristics of China's COVID-19 patent cooperation network at the province, city, and patent applicant levels |
| 网址 | |
| DOI | |
| 其它 |
期刊:Front Public Health 作者:Xia W, Wang Z, Zhang J, Yu J, Qiu L, Yang Z 出版日期:2022-08-25 |
| 求助人 | |
| 下载 | 求助已完成,仅限求助人或该文件上传人下载。 |
PDF的下载单位、IP信息已删除
(2025-6-4)