Fluorine in Dentin and Enamel of Sound and Carious Human Teeth

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Armstrong, W.D. and Brekhus, P.J. : Possible Relationship Between the Fluorine Content of Enamel and Resistance to Dental Caries, J. D. Res . 17: 393, 1938.

Restarski, J.S. : Private communication. Permission to publish these data has been granted by Dr. Restarski and by the U. S. Naval Medical Research Institute, Bethesda, Md., where the data were obtained.

Roholm, Kaj : Fluorine Intoxication. London, 1937. H. K. Lewis.

Armstrong, W.D. , and Brekhus, P.J. : Chemical Composition of Enamel and Dentin. II. Fluorine Content, J, D. Res. 17: 25, 1938.

Sognnaes, R.F. , and Armstrong, W.D. : A Condition Suggestive of Threshold Dental Fluorosis Observed in Tristan da Cunha, J. D. Res. 20: 315, 1941.

Hamersma, P.J. : The Influence of the Insecticides, Cryolite and Sodium Fluosilicate on the Quality and Fluorine Content of Oranges, Union of S. Africa. Dept. of Agriculture and Forestry, Sci. Bul. N. 236.

Ockerse, T. : Endemic Fluorosis in the Pretoria District, South African M. J. 15: 261, 1941.

Restarski, J.S. : Incidence of Dental Caries Among Pure Blooded Samoans, U. S. Nav. M. Bul. 41: 1713, 1943 .

McClure, F.J. : Fluorine Acquired by Mature Dog's Teeth, Science 95: 256, 1942.

McClure, F.J. : Observations on Induced Caries in Bats. III. Effect of Fluoride on Rat Caries and on Composition of Rats' Teeth, J. Nutrition 22: 391, 1941.

Armstrong, W.D. : Microdetermination of Fluorine. Elimination of Effect of Chloride, Ind. and Eng. Chem. Analytical Ed. 8: 384, 1936.

McClure, F.J. : Microdetermination of Fluorine by Thorium Nitrate Titration, Indust. & Engin. Chem. Analytical Ed. 5: 7, 1939.

Willard, H.H. , and Winter, O.H. : Volumetric Method for the Determination of Fluorine, Indust. & Engin. Chem. Analytical Ed. 8: 384, 1933.

Manly, R.S. , and Hodge, H.C. : Dentistry and Refractive Index Studies of Dental Hard Tissues. II. Method for Separation and Determination of Purity, J. D. Res. 18: 133, 1939.

Perry, M.W. , and Armstrong, W.D. : On the Manner of Acquisition of Fluorine by Mature Teeth, J. Nutrition 21: 35, 1941.

McClure, F.J. : Ingestion of Fluoride and Dental Caries. Quantitative Relations Based on Food and Water Requirements of Children One to Twelve Years Old, Am. J. Dis. Child. 66: 362, 1943.

Student : New Tables for Testing the Significance of Observations, Metron 5: 105, 1925.

Knutson, J.W. , Armstrong, W.D. , and Feldman, F.M. : The Effect of Topically Applied Sodium Fluoride on Dental Caries Experience. IV. Report of Findings With Two, Four and Six Applications, Pub. Health Rep. 62: 425, 1947.

Galagan, D.J. , and Knutson, J.W. : The Effect of Topically Applied Fluorides on Dental Caries Experience. V. Report of Findings With Two, Four and Six Applications of Sodium Fluoride and of Lead Fluoride, Pub. Health Rep. 62: 1477, 1947.