The incidence of breast cancer in Canada 1971-2015: trends in screening-eligible and young-onset age groups.
Emily HeerYibing RuanNicole E MealeyMay Lynn QuanDarren R BrennerPublished in: Canadian journal of public health = Revue canadienne de sante publique (2020)
Rates of breast cancer may be increasing among younger women, and there is suggestive evidence that more recent birth cohorts are at increased risk of the disease. More research is needed into the risk factors for pre-menopausal breast cancer to support primary prevention efforts in this area.