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ncbi.nlm.nih.gov - From a file of 1127 children in whom signs of brain damage were reported after injections of vaccines containing pertussis antigen, the first 197 cases with good documentation of events were chosen for further study.

From a mathematical model constructed from data in published reports, it is calculated that the frequency of convulsions appears to be higher by 2: 1 in vaccinated than in unvaccinated infants

tags: dtap, pertussis
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Posted by Trevor de Koekkoek
2308 days ago.
Apture
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