Fig. 2From: Meningococcal ACWY conjugate vaccine immunogenicity in adolescents with primary or secondary immune deficiencies, a prospective observational cohort studyMeningococcal serogroup A, C, W and Y polysaccharide (PS)-specific serum IgG concentrations in patients and healthy controls during follow-up. Dots indicate geometric mean concentrations with 95% confidence intervals. Abbreviations: AAID, autoimmune and auto-inflammatory diseasesBack to article page