Demicheli V, Jefferson T, Rivetti A, Price D (2 december 2005). ”Vaccines for measles, mumps and rubella in children”. Cochrane Database Syst Rev "19" (4): ss. CD004407. doi:10.1002/14651858.CD004407.pub2. PMID 16235361.
Poland GA, Jacobson RM (13 januari 2011). ”The Age-Old Struggle against the Antivaccinationists”. N Engl J Med "364" (2): ss. 97–9. doi:10.1056/NEJMp1010594. PMID 21226573.
Demicheli V, Jefferson T, Rivetti A, Price D (2 december 2005). ”Vaccines for measles, mumps and rubella in children”. Cochrane Database Syst Rev "19" (4): ss. CD004407. doi:10.1002/14651858.CD004407.pub2. PMID 16235361.
Pepys MB (2 december 2007). ”Science and serendipity”. Clin Med "7" (6): ss. 562–78. PMID 18193704.
Poland GA, Jacobson RM (13 januari 2011). ”The Age-Old Struggle against the Antivaccinationists”. N Engl J Med "364" (2): ss. 97–9. doi:10.1056/NEJMp1010594. PMID 21226573.