This 16 page paper describes the viruses associated with smallpox, hepatitis B, yellow fever and chickenpox; the bacteria Staphylococcus aureus, Mycobacterium tuberculosis Actinomyces, Salmonella paratyphi, Shigella flexneri, Campylobacter, Bacteroides fragilis, Bacillus anthracis; and the fungi and protozoans Aspergillus, Babesia, Leishmania, and Giardia. Each organism is described and diagnosis and treatment are detailed. Bibliography ...