Fig. 1From: The complex transmission seasonality of hand, foot, and mouth disease and its driving factorsLocations and reported cases of Anhui, Henan and Chongqing in the map of mainland China. a) Locations of Anhui, Henan and Chongqing. Regions in dark grey are provinces that have severe HFMD outbreaks every year. b) Time series of reported HFMD cases in Anhui, Henan and Chongqing from May 2008 to December 2011Back to article page