免疫 (医学)
1 2 Coico, R., Sunshine, G., and Benjamin, E. (2003). “Immunology: A Short Course.” Pg. 48.
1 2 Keller, Margaret A.; Stiehm, E. Richard (2000). “Passive Immunity in Prevention and Treatment of Infectious Diseases”. Clinical Microbiology Reviews 13 (4): 602-614. doi:10.1128/CMR.13.4.602-614.2000. PMID 11023960. http://cmr.asm.org/cgi/content/full/13/4/602.
↑ “Smallpox: Variolation”. www.nlm.nih.gov. 2008年9月4日閲覧。
↑ Immunization: You call the shots. The National Immunization Program at the Centers for Disease Control and Prevention