Public Health / United Kingdom / Biological Sciences / Infection and immunity / Humans / England and Wales / Mice / Animals / Infection / Neisseria / Vaccination / Bacteremia / Outer Membrane Protein / Age Groups / Outer membrane vesicle / England and Wales / Mice / Animals / Infection / Neisseria / Vaccination / Bacteremia / Outer Membrane Protein / Age Groups / Outer membrane vesicle