title: [UNCERTAINTIES IN PROVING THE EXISTENCE OF FOCAL INFECTIONS].
mesh_terms: D003729:Dental Care; D003872:Dermatitis; D005490:Focal Infection; D005491:Focal Infection, Dental; D006801:Humans; D014081:Tooth Extraction
keywords: DERMATITIS; FOCAL INFECTION, DENTAL; TOOTH EXTRACTION
vernacular_title: DIE UNSICHERHEIT DER BEWEISE DER EXISTENZ DER FOKALINFEKTION