Fig. 1From: A case series evaluating the serological response of adult asthma patients to the 23-valent pneumococcal polysaccharide vaccineIndividual antibody responses to vaccination for capsular antigens a 6B, b 9V, c 19A, d 19F, e 23F. The patients are displayed in three categories: those who started with a baseline concentration <1 µg/mL, between 1 and 4.99 µg/mL, and ≥5 µg/mLBack to article page