Global S&T Development Trend Analysis Platform of Resources and Environment
分面浏览：作者 |
| 当前检索式 | ((ALL：Older people)) |
| 限定条件 | ((作者：Elizabeth Pennisi) AND (作者：Jon Cohen)) |
| Daniel Clery 1 | Elizabeth Pennisi 1 | Jocelyn Kaiser 1 |
| Jon Cohen 1 | Katie Langin 1 | Michael Price 1 |
| Paul Voosen 1 | Robert F. Service 1 |
