Recommendations on screening for breast cancer in women aged 40–74 years who are not at increased risk for breast cancer

See related article at [www.cmaj.ca/lookup/doi/10.1503/cmaj.1815382]2 KEY POINTS Breast cancer mortality rates among Canadian women have declined from 41.7 per 100 000 in 1988 to an estimated 23.2 per 100 000 in 2017, while age-standardized incidence has remained relatively stable, at around