| patterns of imported malaria at the academic medical center, amsterdam, the netherlands. | in the netherlands, cases of imported malaria peaked in the late 1990s to around 500 (60% plasmodium falciparum) annually. about 30% to 40% of all cases and 57% to 69% of the falciparum cases presented in the academic medical center, amsterdam. in 1991 to 1994, a shift in population groups to more semi-immune patients, mostly settled immigrants visiting friends and relatives (vfrs), was noticed, when compared to 1979 to 1988. this study shows the ongoing trend in 2000 to 2002. | 2006 | 16412103 |