Fig. 3From: Spatial-temporal distribution of human brucellosis in mainland China from 2004 to 2017 and an analysis of social and environmental factorsSpatial distribution of brucellosis incidence between 2004 and 2017 in mainland China. Since 2013, brucellosis has occurred throughout the country, with an increasing incidence. The incidence in the northern provinces was higher than that in the southern provinces between 2004 and 2017Back to article page