Fig. 5From: A Bayesian Belief Network for Murray Valley encephalitis virus risk assessment in Western AustraliaCase study: February–April 2000 (a), case study: February–April 2003 (b), case study: February–April 2009 (c) and case study: February–April 2011 (d) (dark blue ‘High’; light blue ‘Medium’, rest ‘Low’ risk)Back to article page