Genetic diversity of <i>N</i>. <i>meningitidis</i> serogroup W clonal complex cc22 isolates recovered worldwide (n = 169).

Neighbour-net network was constructed based on cgMLST scheme. The study isolates from the Czech Republic are marked with squares coloured according to the study intervals and with numbers under which they are deposited in the NRL collection of N. meningitidis isolates.