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'''Infectious agents''' are organisms capable of spreading [[disease]], such as [[bacteria]], [[viruses]], [[fungi]], or [[parasites]].<ref>http://www.cdc.gov/vaccines/about/terms/glossary.htm#i</ref>

'''Infectious agents''' are organisms capable of spreading [[disease]], such as [[bacteria]], [[virus]]es, [[fungi]], or [[parasite]]s.<ref>http://www.cdc.gov/vaccines/about/terms/glossary.htm#i</ref>

==References==

==References==