Fig. 4From: Prevalence and incidence of sarcoidosis in Korea: a nationwide population-based studyAge- and sex- standardized annual sarcoidosis incidence. a. Incidence data of the whole group from 2009 to 2015. b. Incidence rate according to the narrow definition from 2009 to 2015. Data are presented as the mean ± 95% confidence intervalBack to article page