Mayo Clinic
Mayo Clinic: Encephalitis
This site from the MayoClinic.com provides a great look at the acute inflammation of the brain caused by a viral infection known as encephalitis. Sections in the article include: signs and symptoms, causes, screening, treatment,...
CK-12 Foundation
Ck 12: Life Science: 11.53 Pathogen
Understand how pathogens cause infections in humans.