Figure 2From: In vitro antimalarial drug susceptibility in Thai border areas from 1998–2003The scatter plot between the IC50 (nM) and the mefloquine resistance areas and the border regions. A represents the chloroquine data, B the quinine data and C the mefloquine data. (a) is the geometric mean 50% inhibitory concentration in vitro with the 95% CI and (b) is the median.Back to article page