Figure 4
From: Descriptive review of geographic mapping of severe acute respiratory syndrome (SARS) on the Internet
One of MapAsia's provincial SARS distribution maps of China. Web browser screenshot of one of MapAsia's provincial SARS distribution maps of China as of 23 April 2003. Note the choropleth rendition and graduated pie charts, e.g., the small pie chart over Shanxi (162 cases) and the large one over Guangdong (1359 cases), each with colour-coded slices representing the relative numbers of discharged/under treatment/dead cases in the corresponding province.