Fig. 3From: Live poultry market closure and avian influenza A (H7N9) infection in cities of China, 2013–2017: an ecological studyThe timeline of LPMs closure in Shanghai (a), Shenzhen (b), and Guangzhou (c). Bars indicated the H7N9 case number, the various color in background indicated the different periods of LPMs closure. W1 refers to the wave of 1st epidemic, etc.Back to article page