| sensitivity of plasmodium falciparum in vivo to chloroquine and pyrimethamine-sulfadoxine in rwandan patients in a refugee camp in zaire. | resistance of plasmodium falciparum to available antimalarial drugs is now thought to be spreading progressively throughout sub-sahara africa. in this study we measured the susceptibility of p. falciparum to chloroquine and pyrimethamine-sulfadoxine in vivo in rwandan patients living in kibumba refugee camp in goma, zaire. of the 39 cases treated with chloroquine, only 8 (20.5%) showed sensitive or ri (delayed) response and 31 (79.5%) demonstrated resistance at ri (30.8%), rii (33.3%( and riii ( ... | 1995 | 8594686 |