Figure 1

Allelic haplotype frequency change at dhfr gene over time: (a) Rufiji (b) Kilombero - Ulanga. Frequency values are shown with 95% CI bars calculated by binomial exact method.
Allelic haplotype frequency change at dhfr gene over time: (a) Rufiji (b) Kilombero - Ulanga. Frequency values are shown with 95% CI bars calculated by binomial exact method.