Bibby, B.G.: A New Approach to Caries Prophylaxis, Tufts D. Outlook15: 4, 1942.
2.
Cheyne, V.D.: Human Dental Caries and Topically Applied Fluorine: A Preliminary Report, J. A. D. A. 29: 804, 1942.
3.
Knutson, J.W. , and Armstrong, W.D.: Value of Topically Applied Sodium Fluoride in the Control of Dental Caries, Pub. Health Rep. 58: 1701-1715, 1943.
4.
Bibby, B.G.: Preliminary Reports on the Effect on Dental Caries of the Use of Sodium Fluoride in a Prophylactic Cleaning Mixture and in a Mouth Wash, J. D. Res. 25: 207, 1946.
5.
Perry, M.W., and Armstrong, W.D.: On the Manner of Acquisition of Fluorine by Mature Teeth, J. Nutrition21: 35, 1941.
6.
Volker, J.F.: Effect of Fluorine on Solubility of Enamel and Dentin, Proc. Soc. Exper. Biol. & Med. 42: 725-727, 1939.
7.
Dean, H.T., Jay, P., Arnold, F.A., Jr., and Elvove, E.: Domestic Water and Dental Caries, Pub. Health Rep. 56: 761-792, 1941.
8.
Dean, H.T., Arnold, F.A., Jr., and Elvove, E.: Domestic Water and Dental Caries, Pub. Health Rep. 57: 1155-1179, 1942.
9.
Bossert, W.A. , and Dunning, J.M.: Salivary Dilution of 1-1000 Sodium Fluoride Solution Used as a Mouthwash, J. D. Res. 24: 311, 1945.
10.
Buonocore, M.G., and Bibby, B.G.: The Effect of Various Ions on Enamel Solubility , J. D. Res. 24: 103-109, 1945.
11.
Muhler, J.C. , and Van Huysen, G.: Solubility of Enamel Protected by Sodium Fluoride and Other Compounds, J. D. Res. 26: 119-127, 1947.
12.
Phillips, R.W. , and Muhler, J.C.: Solubility of Enamel as Affected by Fluorides of Varying pH, J. D. Res. 26: 109-117, 1947.