Fig. 3From: Development of copy number assays for detection and surveillance of piperaquine resistance associated plasmepsin 2/3 copy number variation in Plasmodium falciparumProportion of samples by copy-number of plasmepsin 2 (a) and pfmdr1 (b). Bars represent proportion of samples by site and year for assays of dried-blood spot derived samples, and are coloured by number of copies detectedBack to article page