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Figure 6 | Substance Abuse Treatment, Prevention, and Policy

Figure 6

From: Estimating incidence trends in regular heroin use in 26 regions of Switzerland using methadone treatment data

Figure 6

Evolution of the 'heroin epidemic'. Evolution of the 'heroin epidemic' in 3 phases using approximated incidence trends of regular heroin use per 1,000 population during 2 decades in all 26 cantons of Switzerland. The darker the area the higher the affected birth cohorts in the respective canton, using 5-year age group categories from annual statistic tables between 1999 and 2006.

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