Fig. 6From: Travel patterns and demographic characteristics of malaria cases in Swaziland, 2010–2014Border crossings with the percentage of investigated cases (index and secondary) that travelled abroad, scaled by the log of the total. Positive cases (n = 573) and negative cases (n = 306) are mapped separately. Informal crossings, other crossings and not reported crossings are not shown on the mapBack to article page