Figure 2From: Escalating Plasmodium falciparum antifolate drug resistance mutations in Macha, rural ZambiaPlasmodium falciparum DHPS mutations in the vicinity of Macha, 1988 – 2006 (n = 110, 49, 25 and 95, respectively for 1988, 2000, 2003 and 2006).Back to article page