title: [Investigation on the sensitivity of plasmodium falciparum to chloroquine at Qianjia, Hainan Island (author's transl)].
mesh_terms: D002681:China; D002738:Chloroquine / Q000494:pharmacology*; D004351:Drug Resistance; D006801:Humans; D008288:Malaria / Q000188:drug therapy / Q000276:immunology; D010963:Plasmodium falciparum / Q000187:drug effects*
chemical_list: D002738:Chloroquine