I Epidemiology of gallstone disease today.- 1 Why talk about epidemiology of gallstone disease?.- 2 Findings on gallstone disease in the ISTAT investigation.- 3 The GREPCO research programmes: aims and prevalence data.- 4 Epidemiology of cholelithiasis in the Pima Indians.- 5 Epidemiology of gallstone disease: the ¿Sirmione Study¿.- 6 Epidemiology of gallstone disease in Chile.- 7 Cholecystolithiasis in a Danish community, design of a cross-se...