Casual Thinking in the Health Sciences
İÇİNDEKİLERContents The Scope of Epidemiology The Evolution of Concepts in Epidemiology The Concept of Environment: Hippocrates The Concept of Specific Agents The Concept of the Host and Immunity Agent, Host, and Environment as an Ecological System Abstracting Variables from Ecological Models Uses of Models The Logic of Multiple Causes Frames of Reference in Causal Models Systems and Levels of Organization Direct and Indirect Cause Ecological Fallacies Procedures for Establishing Causal Associations Types of Association between Variables |