Home » QAQuestion: What Are The 3 Major Types Of Epidemiologic Studies?ContentsWhat are the different types of epidemiological studies?How many types of Epidemiology are there?What are the 3 main elements of descriptive epidemiology?Which is the most powerful epidemiological study?What are the different types of epidemiological studies?.How many types of Epidemiology are there?What are the 3 main elements of descriptive epidemiology?Which is the most powerful epidemiological study?