title: Venezuelan strains of Plasmodium falciparum resistant to sulfa and pyrimethamine as demonstrated by in vitro test.
mesh_terms: D004352:Drug Resistance, Microbial; D010963:Plasmodium falciparum / Q000187:drug effects*; D011724:Pyridazines / Q000494:pharmacology*; D011739:Pyrimethamine / Q000494:pharmacology*
chemical_list: D011724:Pyridazines; D011739:Pyrimethamine