The vaccine against Neisseria meningitidis is currently recommended to all of the following populations
EXCEPT:
A. Persons in the military
B. Children under 2 years old
C. Patients with asplenia
D. Children lacking complement factor C6
The vaccine against Neisseria meningitidis (meningococcal vaccine) is recommended for all the following populations **except**:
**B. Children under 2 years old**
The meningococcal vaccine is generally recommended for adolescents, persons in the military, patients with asplenia, and those with complement deficiencies. However, the vaccine is not routinely given to all children under 2 years old, although certain high-risk children in this age group may receive it.