Annual distribution of major clonal complexes of <i>N</i>. <i>meningitidis</i> C from invasive meningococcal disease, Czech Republic, 1971–2015, n = 741 (cc = clonal complex, ccUA = unassigned clonal complex, nd = not defined).

<p>Annual distribution of major clonal complexes of <i>N</i>. <i>meningitidis</i> C from invasive meningococcal disease, Czech Republic, 1971–2015, n = 741 (cc = clonal complex, ccUA = unassigned clonal complex, nd = not defined).