Meningococcal group C and w135 immunological hyporesponsiveness in african toddlers.


A phase II clinical study was conducted in African toddlers (aged 12 to 23 months), with subjects receiving either investigational meningococcal group A conjugate (PsA-TT), meningococcal ACWY polysaccharide (PsACWY), or Haemophilus influenzae type b (Hib-TT) vaccine. Ten months following vaccination, the 3 study groups were further randomized to receive a… (More)
DOI: 10.1128/CVI.05020-11

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