Evidence of people becoming more vulnerable to infection following vaccination—just like we have already noted with the pertussis vaccines.
Vaccine studies need at least 5-7 years, according to NEJM 2016
Vaccine studies need at least 5-7 years…
Vaccine studies need at least 5-7 years, according to NEJM 2016
Evidence of people becoming more vulnerable to infection following vaccination—just like we have already noted with the pertussis vaccines.