Rise in Group W Meningococcal Carriage in University Students, United Kingdom oleh Neil J. Oldfield, Caroline Cayrou, Mahab A.K. AlJannat, Ali A.A. Al-Rubaiawi, Luke R. Green, Shehzan Dada, Oliver D. Steels, Christopher Stirrup, Joe Wanford, Banan A.Y. Atwah, Christopher D. Bayliss, David P.J. Turner