World malaria situation 1988. Part I. Overview.
D000818:Animals; D002738:Chloroquine / Q000627:therapeutic use; D004351:Drug Resistance; D014943:Global Health; D006801:Humans; D015994:Incidence; D008288:Malaria / Q000188:drug therapy / Q000453:epidemiology* / Q000517:prevention & control; D010963:Plasmodium falciparum; D012621:Seasons
D002738:Chloroquine