| plasmodium vivax malaria acquired in far north queensland. | in february 1996, vivax malaria was diagnosed in a man from a remote community in far north queensland who had not visited a malarious area for the past 19 years. microscopy and dna studies of blood from other residents of the community did not identify a source of infection. it was suspected the infection was transmitted by mosquitoes from a neighbour who had been infected in papua new guinea, but whose blood was not available for dna tests. | 1997 | 9033563 |