Fig. 1

Identification of dense regions (outlined in green) on the same mammogram according to the Cumulus (left panel), Altocumulus (centre panel) and Cirrocumulus (right panel) definitions of mammographic density
Identification of dense regions (outlined in green) on the same mammogram according to the Cumulus (left panel), Altocumulus (centre panel) and Cirrocumulus (right panel) definitions of mammographic density