Association of Use of a Meningococcus Group B Vaccine With Group B Invasive Meningococcal Disease Among Children in Portugal

JAMA
December 1, 2020, Vol 324, No. 21, Pages 2131-2222
https://jamanetwork.com/journals/jama/currentissue

 

Association of Use of a Meningococcus Group B Vaccine With Group B Invasive Meningococcal Disease Among Children in Portugal
Fernanda M. P. Rodrigues, PhD; Robin Marlow, PhD; Maria João Simões, PhD; et al.
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JAMA. 2020;324(21):2187-2194. doi:10.1001/jama.2020.20449
This case-control study uses national hospital and immunization records in Portugal to estimates the difference in incidence of invasive group B meningococcal disease among children and adolescents who were immunized vs not immunized with 4CMenB, a 4-component meningococcus group B vaccine licensed in 2013.