Figure 1.

Map of Home 3-digit ZIP Codes of 2009 ASI-MV Connect Patients. Shaded blue regions show 3-digit home zip codes for patients included in the 2009 ASI-MV Connect database.

Butler et al. Harm Reduction Journal 2011 8:29   doi:10.1186/1477-7517-8-29
Download authors' original image