Figure 4.Incidence of fibrocystic breast changes and fibroadenoma by age group. (Reprinted with permission of the publisher and authors from Goehring C, Morabia A. Epidemiology of Bengin Breast Disease, with special attention to histologic types Epidemiologic Reviews 19:310-327, 1997). Note that the term “fibrocystic disease” is used in the legend but this term has now been changed to “fibrocystic changes”.