title: Leukocyte function, microflora, and antibody studies of four families with periodontitis.
mesh_terms: D000328:Adult; D000907:Antibodies, Bacterial / Q000032:analysis*; D001419:Bacteria / Q000276:immunology; D002675:Child, Preschool; D005260:Female; D006801:Humans; D007962:Leukocytes / Q000502:physiology*; D008297:Male; D008875:Middle Aged; D010518:Periodontitis / Q000235:genetics / Q000276:immunology* / Q000382:microbiology
chemical_list: D000907:Antibodies, Bacterial