If you read more than the abstract, it explains that animals that are infected nasally have much higher rates of brain infection than the fecal-oral route of in

If you read more than the abstract, it explains that animals that are infected nasally have much higher rates of brain infection than the fecal-oral route of infection. Edit: changed "oral/fecal" to "fecal-oral," thanks calmworm. Also removed a period.