- Buthighinitialdeathratesoftenfallasofficialsfindthatthecausativemicrobealsocausesmild,evensymptomlesscases.Vivax,bycontrast,hidesintheliver.Anindividualinfectedwithitmayremainsymptomlessforseveralyearsandthenrelapse.Itmusthavebeennearlythreemonthsbef...
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