Worldwide Increasing Incidence of Thyroid Cancer: Update on Epidemiology and Risk Factors
Figure 1
The trend in thyroid cancer incidence in the North American population from 1999 to 2008, subdivided by gender (a) and by disease stage at the time of diagnosis (b) (modified from Simard et al.) [11]. The trend in thyroid cancer incidence in the United States from 1980 to 2009 by histotype (c) (modified from Aschebrook-Kilfoy et al.) [20].
