- All the isolates of N. Meningitides belonged to subgroup A.
- Results The carrier rate of Neisseria meningitides in heathy people in the early period was 3.05% and 6.0% in mididle period, group B and group C in middle period were higher especially.
- Causative agents - Neisseria meningitides
- group A Neisseria meningitides IgG antibody
- Serogroup A Neisseria meningitides
- Neisseria meningitides serogroup A