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Details of N. meningitidis strain collections used in this study
| Strain collection | No. of strains | Serogroups | Country of origin (yr) | Reference and/or source |
|---|---|---|---|---|
| Global | 100 | All major groups | Global (1963-1996) | 24, 28 |
| United Kingdom | 26 | B, C, Y | United Kingdom (1996-1999) | 9; this study |
| Czech | 17 | B, C | Czech Republic (1993) | 18 |
