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- [3] RELATIONSHIP OF MINERAL STATUS AND INTAKE TO PERIODONTAL-DISEASE AMERICAN JOURNAL OF CLINICAL NUTRITION, 1976, 29 (07): : 745 - 749
- [4] RELATIONSHIP BETWEEN MALALIGNMENT OF TEETH AND PERIODONTAL-DISEASE SCANDINAVIAN JOURNAL OF DENTAL RESEARCH, 1972, 80 (02): : 104 - &