Evaluation of dihydrofolate reductase and dihydropteroate synthetase genotypes that confer resistance to sulphadoxine-pyrimethamine in Plasmodium falciparum in Haiti. - Carter, Tamar E.; Warner, Megan; Mulligan, Connie J.; Existe, Alexander; Victor, Yves S.; Memnon, Gladys; Boncy, Jacques; Oscar, Roland; Fukuda, Mark M.; Okech, Bernard A. (Malaria Journal, 2012)