In 2011, vaccination with a serogroup A meningococcal polysaccharide conjugate vaccine was implemented in 3 of 23 regions in Chad. Cases of meningitis declined dramatically in vaccinated...
Daugla DM, Gami JP, Gamougam K, Naibei N, Mbainadji L, et al.
2014-01-04 • Lancet
2014-01-04 • Lancet
A serogroup A meningococcal polysaccharide-tetanus toxoid conjugate vaccine (PsA-TT, MenAfriVac) was licensed in India in 2009, and pre-qualified by WHO in 2010, on the basis of its safe...