title: Nontoxigenic strains of diphtheria.
authors.forename: P H
authors.initials: PH
authors.lastname: Palmer
authors.forename: A W
authors.initials: AW
authors.lastname: Reid
authors.forename: B A
authors.initials: BA
authors.lastname: Foggo
mesh_terms: D000293:Adolescent; D004165:Diphtheria; D004697:Endocarditis, Bacterial / Q000382:microbiology*; D005260:Female; D006801:Humans; D008297:Male