Figure 6From: Primaquine radical cure of Plasmodium vivax: a critical review of the literatureRisk of recurrence at the end of the study in control arms in which no primaquine was given. Footnotes for Figures 3, 4, 5 and 6: Indonesia and PNG [Closed Circles]; Thailand and Vietnam (Open Circles), South and Central America (Open Squares); Indian Subcontinent, Middle East and Horn of Africa (Open Diamonds); Korea and China (Closed Diamonds). USA studies of induced malaria and returning soldiers categorized according to origin of infecting strain. Full details are given in Additional file 5.Back to article page