Fig. 1From: Reducing the Strength: a mixed methods evaluation of alcohol retailers’ willingness to voluntarily reduce the availability of low cost, high strength beers and ciders in two UK local authoritiesCheapest available unit of alcohol in shops in the intervention area (n = 33). Median, quartiles and range showing price of cheapest unit of alcohol available in Islington and Camden off-licences before and after participation in Reducing the StrengthBack to article page