R. M. Wolfe, Lisa K. Sharp: Anti-vaccinationists past and presentBritish Medical Journal. 9.1.2002. Viitattu 11.10.2015. (englanniksi) (Maksullinen artikkeli)
cdc.gov
Centers for Disease Control and Prevention: Measles outbreak – Netherlands, April 1999 – January 2000. (pmid 10825086) MMWR Morb Mortal Wkly Rep, 2000, 49. vsk, nro 14, s. 299–303. Artikkelin verkkoversio. (englanniksi)
S. D. Sugarman: Cases in vaccine court – legal battles over vaccines and autism. (pmid 17898095, doi = 10.1056/NEJMp078168) New England Journal of Medicine, 2007, 357. vsk, nro 13, s. 1275–1277. Artikkelin verkkoversio. (englanniksi)