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- [1] VARIATIONS IN THE FLUORIDE LEVELS OF DRINKING-WATER IN SOUTH-AFRICA - IMPLICATIONS FOR FLUORIDE SUPPLEMENTATION SOUTH AFRICAN MEDICAL JOURNAL, 1988, 73 (04): : 217 - 219
- [7] RELATIONSHIP OF FLUORIDE IN DRINKING-WATER TO OTHER DRINKING-WATER PARAMETERS ARCHIVES OF ENVIRONMENTAL HEALTH, 1987, 42 (01): : 5 - 13