搜索结果: 1-1 共查到“人口系统工程 Surveillance System”相关记录1条 . 查询时间(0.093 秒)
Setting up a Demographic Surveillance System in Northern Angola
Northern Angola Surveillance System
2015/7/23
As in many regions of the developing world, the lack of accurate and up to date demographic information in Angola is a handicap to demographic and health research. To overcome this gap, a Health and D...