Figure 2
From: Trends of rubella incidence during a 5-year period of case based surveillance in Zimbabwe
Number of rubella IgM positive and negative samples among suspected measles cases, 2007–2011, Zimbabwe. An outbreak of measles was confirmed in 2009 and supplementary immunization activities started. The outbreak was controlled by 2010. In 2011 the number samples from suspected measles cases referred to the laboratory for testing remained high. Fifty percent of these cases were positive for rubella.