Figure 1From: Molecular and epidemiological characterization of Plasmodium vivax recurrent infections in southern MexicoDistribution of recurrent intervals for P. vivax infections. All recurrent P. vivax infections documented in the records of the Malaria Control Program (Jurisdiction VII of Chiapas) during 1998–2007 (n=590, comprising 94% of all the samples excluding those with extreme longer intervals. PI, primary infection; RI, recurrent infection).Back to article page