Figure 2From: Measles in Democratic Republic of Congo: an outbreak description from Katanga, 2010–2011 Intervention of Médecins sans Frontières (MSF) against measles outbreak in Katanga province, Democratic Republic of Congo, in 2010 – 2011. T = Free-of-charge treatment, S = Surveillance, ORI = Outbreak response immunization* Surveillance was also reinforced in those health zones, but data are not included in our analysis. Back to article page