Immunologic studies of periodontal diseases. IV. Bacterial hypersensitivity and periodontal disease.
D000190:Actinomyces / Q000276:immunology*; D000818:Animals; D006168:Guinea Pigs; D006801:Humans; D006969:Hypersensitivity, Immediate / Q000175:diagnosis / Q000276:immunology* / Q000382:microbiology; D010510:Periodontal Diseases / Q000175:diagnosis* / Q000276:immunology*; D012882:Skin Tests