Both drugs lower the risk of developing breast cancer by 50%.

Both drugs reduced the risk by approximately 50 percent.

Women who are at high risk now have a number of options.

Alcohol is probably the main factor responsible for increased risk of head and neck cancer recorded in various countries, particularly in central and east Europe.

Alcohol is probably the main factor responsible for increased risk of head and neck cancer recorded in various countries, particularly in central and east Europe.

We observed that women in the low-fat diet group had a 9 percent lower risk of breast cancer than the usual diet group, but that difference could be due to chance.