| prevalence and distribution of peste des petits ruminants virus antibodies in various districts of tanzania. | despite the widespread prevalence of infection with peste des petits ruminants virus (pprv) in goats and sheep industry in asia and sub-saharan africa, there have been few, if any, structured population-based studies examining the epidemiology of this infection in tanzania. in this study, we investigated the seroprevalence, and risk factors, of peste des petitis ruminants(ppr) in sheep and goat flocks from seven different geographical administration authorities (ngorongoro, monduli, longido, kar ... | 2009 | 19705291 |