evidence: - Multiple research studies and safety reviews have found that vaccines do not cause and are not linked to SIDS. [...] Multiple research studies and safety reviews have looked at possible links between vaccines and SIDS. The evidence accumulated over many years do not show any links between childhood immunization and SIDS. [...] - Griffin, M.R., W. A. Ray, J. R. Livengood, et al. Risk of sudden infant death syndrome after immunization with diphtheria-tetanus-pertussis vaccine. N Engl J Med. 1988 Sep 8;319(10):618-23.