“…This study also contributed data on exposure of cohorts to exogenous hormones, as in oral contraceptives and hormonal replacement therapy (Ewertz, 1988(Ewertz, ,1992. Dietary data, including alcohol consumption, were obtained from national statistics on production, import, export and taxation, and from individuals who participated in the dietary surveys of farmers' organizations in Denmark between 1927and 1977(Helms, 1979. The dietary variables addressed in this study were average energy intake and percentage contributions of fat, protein and carbohydrate to energy intake.…”