Lancet Infectious Diseases
Dec 2020 Volume 20 Number 12 p1349-1482, e298-e311
http://www.thelancet.com/journals/laninf/issue/current
Meningococcal carriage 7 years after introduction of a serogroup A meningococcal conjugate vaccine in Burkina Faso: results from four cross-sectional carriage surveys
Sarah Mbaeyi, et al.
Open Access