Fig. 1From: Thyroid cancer risks among medical radiation workers in South Korea, 1996–2015Relative risks for thyroid cancer by cumulative thyroid dose categories stratified by sex among South Korean medical radiation workers, 1996–2015. Relative risks were adjusted for attained age (< 25, 5-year intervals from age 25 to 84, ≥85 years) and calendar time (< 2000, 2000–2004, 2005–2009, ≥2010)Back to article page