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Frequency distribution of Pfmdr1 gene copy numbers in 547 isolates collected in French Guiana during the years 2001 to 2008. The number of isolates per group is shown under each column. The 5-to-12 group includes 9, 8, 3, 1, 1, and 1 isolates with 5, 6, 7, 8, 9, and 12 copies, respectively.
