Multilevel Approach
| To
| Community Health
| multilevel approach | |
| commer. | 多水平法 |
| TO: | |
| f.trade. | 目的地： |
| community health | |
| pharm. manag. | 社区保健 |
| |||
| 多水平法 | |||
| 多层引桥法; 多重引桥法; 多级法 | |||
