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兽医流行病学病例对照研究
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兽医流行病学病例对照研究
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兽医流行病学病例对照研究
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veterinary epidemiology case-control study
兽医流行病学病例对照研究
选定患某疾病(病例组)和未患病(对照组)的两组动物群体,分别调查其过去暴露于某个(或某些)危险因子的情况及程度,并进行比较分析,判断这个(这些)危险因子与该病有无关联及关联程度大小的观察性研究方法。又称回顾性研究。
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database development and applied management system of museum office automation
database development system of visitor or user' personalized need analysis and collection
database dump
database evaluation
database for urban survey
database-guided design
database hypergraph
database index
database industry
database integrator
database language
database log authentication
database logical structure design
database machine
database management automation
database management system
database management system, DBMS
database marketing
database middleware
database normalization designing
database of engineering survey
database of geological survey
database of invasive alien species in China
database of mineral resources potential evaluation
database of national major urban environmental geological survey
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