Association of serotypes 2A and 2B with meningococcal disease in Canada.
Ashton
F E
FE
Ryan
J A
JA
D002170:Canada; D004196:Disease Outbreaks; D006801:Humans; D008589:Meningococcal Infections / Q000175:diagnosis / Q000453:epidemiology*; D009345:Neisseria meningitidis / Q000145:classification / Q000302:isolation & purification*; D012703:Serotyping