This research was supported by the Evandro Chagas Institute (Ministry of Health, Brazil) and Nucleus of Tropical Medicine (Federal University of Par? State, Brazil).; Minist?rio da Sa?de. Secretaria de Vigil?ncia em Sa?de. Instituto Evandro Chagas. Ananindeua, PA, Brasil.; Minist?rio da Sa?de. Secretaria de Vigil?ncia em Sa?de. Centro Nacional de Primatas. Ananindeua, PA, Brasil.; Minist?rio da Sa?de. Secretari...