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单词 Disease Frequency Survey
释义

Disease Frequency Survey


《英文msh词典》Disease Frequency Survey
[入口词] Disease Frequency Survey
[主题词] Cross-Sectional Studies
[英文释义] Studies in which the presence or absence of disease or other health-related variables are determined in each member of the study population or in a representative sample at one particular time. This contrasts with LONGITUDINAL STUDIES which are followed over a period of time.
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