European Prospective Investigation into Cancer and Nutrition
The European Prospective Investigation into Cancer and Nutrition (EPIC) study is a Europe-wide prospective cohort study of the relationships between diet and cancer, as well as other chronic diseases, such as cardiovascular disease. With over half a million participants, it is the largest study of diet and disease to be undertaken.
Source: Wikipedia — European Prospective Investigation into Cancer and Nutrition (CC BY-SA 4.0)