title: Diphtheria outbreaks in immunized populations.
authors.forename: D T
authors.initials: DT
authors.lastname: Karzon
authors.forename: K M
authors.initials: KM
authors.lastname: Edwards
mesh_terms: D000328:Adult; D002648:Child; D004165:Diphtheria / Q000453:epidemiology* / Q000276:immunology; D004196:Disease Outbreaks; D006801:Humans; D007114:Immunization; D007117:Immunization, Secondary; D013548:Sweden