Fig. 3From: Stopping circulatory vaccine-derived poliovirus in Kaduna state by scaling up special interventions in local government areas along rivers of interest- kamacha basin experience, 2013–2015Circulating Vaccine Derived Polio Virus trend before and after the special interventions in the 10 Local government areas with rivers that drained to Kamacha river- Kaduna, Nigeria, 2014–2015Back to article page