Fig. 4From: Association between firearms and mortality in Brazil, 1990 to 2017: a global burden of disease Brazil studyEvolution of median rates of total violent deaths related to firearms and firearm homicides, and median rates of voluntary return of firearms, according to two groups of federation units: the group with the highest rate of voluntary return of firearms and the group with the lowest rate of voluntary return of firearms, Brazil, 2000–2017Back to article page