Figure 3From: Remarkable change in age-specific breast cancer incidence in the Swiss canton of Geneva and its possible relation with the use of hormone replacement therapyInvasive breast cancer incidence according to ever use of hormone replacement therapy (HRT) and detection by mammography screening, 1997–2000. As information on HRT use was available for 46% of all breast cancer patients, breast cancer incidence rates are approximately half of the overall breast cancer incidence rates during the period 1997–2000.Back to article page