title: Focal infection in relation to rheumatic diseases; a critical appraisal.
authors.forename: R H
authors.initials: RH
authors.lastname: FREYBERG
mesh_terms: D005490:Focal Infection; D006801:Humans; D012216:Rheumatic Diseases / Q000209:etiology*; D012213:Rheumatic Fever / Q000209:etiology*