----- 传染病疗法-关于疾病发病的研究
Preface 1 Introduction: An Epidemic of Blindness in Young Children 2 Diseases and Populations 3 Disease Frequency: Basic 4 Disease Frequency: Advanced 5 Overview of Study Designs 6 Sources of Data on Disease Occurrence 7 Person, Place, and Time 8 Inferring a Causal Relation Between Exposure and Disease 9 Measures of Excess Risk 10 Measurement Error 11 Confounding and its Control: Basic 12 Confounding and Its Control: Advanced 13 Randomized Trials 14 Cohort Studies 15 Case-Control Studies 16 Ecologic and Multi-Level Studies 17 Induction Periods and Latent Periods 18 Improving the Sensitivity of Epidemiologic Studies 19 Screening 20 Outbreak Investigation 21 Evaluating the Effects of Policies on Health Index
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