The Program for the Control of Visceral Leishmaniasis in Brazil: The Effect of the Systematic Euthanasia of Seropositive Dogs as a Single Control Action in Porteirinha, a Brazilian City with an Intense Transmission of Visceral Leishmaniasis
Background: Porteirinha is endemic for visceral leishmaniasis (VL), with intense disease transmission of cashel tail bag the disease.We evaluated the impact of canine euthanasia as a single control measure on the incidence of VL in humans and canines.Methods: A prospective observational cohort study was carried out over four years (1998–2002) in