Fig. 1From: Spatial epidemiologic analysis of the liver cancer and gallbladder cancer incidence and its determinants in South KoreaChoropleth maps of age-standardized incidence rates for liver cancer in Korea. A Choropleth maps of liver cancer incidence rates from 1999 to 2003, B Choropleth maps of liver cancer incidence rates from 2004 to 2008, and C Choropleth maps of liver cancer incidence rates from 2009 to 2013Back to article page