title: Biochemical roots in periodontal disease.
mesh_terms: D001206:Ascorbic Acid Deficiency; D001774:Blood Chemical Analysis; D002986:Clinical Trials as Topic; D006801:Humans; D010510:Periodontal Diseases / Q000517:prevention & control*; D014131:Trace Elements / Q000032:analysis*; D014811:Vitamin E Deficiency
chemical_list: D014131:Trace Elements