Figure 1From: Waterborne microbial risk assessment : a population-based dose-response function for Giardia spp. (E.MI.R.A study)Relative excess risk (in %, and 95% confidence intervals) attributable to Giardia counts in tap water : comparison of results derived from the E.MI.R.A observations (in blue) and from the experimental exponential model (in red) after application of a 20 % abatement factorBack to article page