Limited geographical origin and global spread of sulfadoxine-resistant dhps alleles in Plasmodium falciparum populations - Mita, Toshihiro; Venkatesan, Meera; Ohashi, Jun; Culleton, Richard; Takahashi, Nobuyuki; Tsukahara, Takahiro; Ndounga, Mathieu; Dysoley, Lek; Endo, Hiroyoshi; Hombhanje, Francis; Ferreira, Marcelo Urbano; Plowe, Christopher V.; et al. (The Journal of Infectious Diseases, 2011)