Fig. 3From: Age patterns and transmission characteristics of hand, foot and mouth disease in ChinaAge-specific force of HFMD infections at the country level and in 31 provinces in China. a Age-specific force of infection for HFMD in China from 2008 to 2012. b Heatmap of averaged age-specific force of infection for HFMD in 31 provinces from May 2008 to December 2011Back to article page