title: Invasive haemophilus influenzae disease in Canada.
authors.forename: P V
authors.initials: PV
authors.lastname: Varughese
mesh_terms: D002170:Canada; D002675:Child, Preschool; D006192:Haemophilus Infections / Q000453:epidemiology*; D006193:Haemophilus influenzae; D006801:Humans; D007223:Infant