Figure 2From: Frequency and tendency of malaria in Colombia, 1990 to 2011: a descriptive studyTime series for Plasmodium vivax cases per epidemiologic week in Colombia from 2001 to 2011. Source: Instituto Nacional de Salud. SIVIGILA, 1990 to 2011. Legend: Cases of vivax 733,389. Coordinates: X = No. of weeks. Y = Autocorrelation Function.Back to article page