尤指植物
发表于 2025-3-21 19:24:46
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Conclave
发表于 2025-3-21 22:47:32
Cohort Studies,rospective, though these terms also apply to other epidemiological designs. A cohort study evaluates both the risk and the rate of disease or disease-related outcomes in a population that is characterized in terms of relevant risk factors or exposures, placed under observation, and followed for some
Trigger-Point
发表于 2025-3-22 03:49:20
Modern Epidemiological Study Designs,e been foundational to modern epidemiology, a growing recognition of their inherent limitations have impelled methodologists to develop a new generation of designs to surmount them. The premise underlying some of these is the recognition that validity can be advantaged by comparing individuals to th
经典
发表于 2025-3-22 05:49:38
Intervention Trials,cancer. A major goal of public health is to find the causes of disease in a population and then intervene to remove them. But before a large-scale public health intervention is carried out, its effectiveness should be evaluated..The randomized controlled trial is one of the most powerful tools avail
APNEA
发表于 2025-3-22 12:42:03
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规范就好
发表于 2025-3-22 16:10:33
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Conserve
发表于 2025-3-22 19:00:40
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不能根除
发表于 2025-3-23 01:00:46
Analysis of Continuous Covariates and Dose-Effect Analysis,in chapters “Descriptive Studies,” “Cohort Studies,” “Modern Epidemiological Study Designs,” and “Survival Analysis” of this handbook. Other features are generally relevant; see chapters “Rates, Risks, Measures of Association,” and “Impact and Confounding and Interaction.” This chapter focuses on th
卵石
发表于 2025-3-23 03:21:55
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cancer
发表于 2025-3-23 08:07:00
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