| dynamics of oliveros virus infection in rodents in central argentina. | oliveros virus (olv) is an arenavirus hosted by the sigmodontine rodent, necromys benefactus, in central argentina. we report a 3-year longitudinal field study of the dynamics of olv infection in host populations from 15 localities in two provinces on the central argentine pampa. there was an overall 3-year period immunofluorescent antibody prevalence of 25% in the host population, and infected hosts were found throughout the study area. spill-over infection into common sympatric species was rar ... | 2007 | 17760514 |