title: Specific serum antibody levels and periodontal destruction. A double blind correlation analysis in Red Cross blood donors.
mesh_terms: D000188:Actinobacillus / Q000276:immunology; D000328:Adult; D000368:Aged; D000907:Antibodies, Bacterial / Q000032:analysis*; D001439:Bacteroides / Q000276:immunology; D001782:Blood Donors; D004311:Double-Blind Method; D005260:Female; D006801:Humans; D007074:Immunoglobulin G / Q000032:analysis; D008297:Male; D008875:Middle Aged; D010510:Periodontal Diseases / Q000276:immunology*
chemical_list: D000907:Antibodies, Bacterial; D007074:Immunoglobulin G