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生态学研究
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生态学研究
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医学
生态学研究
释
ecological study
生态学研究
以群体为观察和分析的单位,研究暴露因素与疾病(或健康状态)关联关系的流行病学研究设计,属于描述性研究的范畴。又称相关性研究。
工学
环境流行病学
释
ecological study
生态学研究
在群体水平上研究环境曝露因素与疾病之间的关系,以群体为观察单位,描述环境曝露因素与疾病的频率,进而分析该曝露因素与疾病之间关系的一种描述性方法。
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International Documentary Association
International Documentary Film Festival Amsterdam
International Documentary Film Festival in Florence
International Double Line
International Dragon and Lion Dance Federation
International Dragon Boat Federation
international drug control strategy
International Dry Bulk Shipowners Association
International DUBLIN Literary Award
international earth rotation and reference system Service
International Earth Rotation and Reference Systems Service
international earth rotation and reference systems service conventions
International Ecological Economy Promotion Association
international economic law
international economic organizations
international economics
Internationale des associations techniques cinematographques
International Editor of the Year Award
international education
International Education of Information Interaction Design
International Education Year
International Electronic Commerce Expo
International Electronics Manufacturing Co.
International Electrotechnical Com-Mission
International Electrotechnical Commission, Terminology Technical Commmittee
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