Comparative long-term adverse effects elicited by invasive group B and C meningococcal infections
BACKGROUND: Given the identity between Neisseria meningitidis serogroup B (MenB) capsular polysaccharide (polysialic acid; PSA) and PSA found on neural cell adhesion molecules, it has been proposed that infection with MenB or vaccination with PSA may be associated with subsequent autoimmune or neurological disease.METHODS: We conducted 2 studies. The first was a retrospective nationwide study of i