Bartelstone, H.J.: Survey of the Use of Radioactive Isotopes in Dentistry, New YorkJ. Den. 20: 320-334, 1950.
2.
Berggren, H.: Permeability of Enamel and Dentin, Svenska tandl.-tidskr.40: Supp. No. 1B, 1947.
3.
Bills, C.W., and Ronzio, A.R.: Microsyntheses With Tracer Elements. III. Synthesis of Thiourea Labeled With Carbon14 and of Thiourea Labeled With Sulfur35, J. Am. Chem. Soc. 72: 5510-5511, 1950.
4.
Bodecker, C.F., and Lefkowitz, W.: Concerning the "Vitality" of the Calcified Dental Tissues, J. D. Res.16: 463-478, 1937.
5.
Bodecker, C.F., and Lefkowitz, W. : Further Observations on Vital Staining of Dentin and Enamel, J. D. Res. 25: 387-399, 1946.
6.
Klein, H.: Physico-Chemical Studies on the Structure of Dental Enamel, J. D. Res. 12: 79-98, 1932.
7.
Leicester, H.M.: Biochemistry of the Teeth, St. Louis, 1949, The C. V. Mosby Company.
8.
Murray, A., III, Foreman, W.W., and Langham, W. : The Halogen-Metal Interconversion Reaction and Its Application to the Synthesis of Nicotinic Acid Labeled With Isotopic Carbon, Science106: 277, 1947.
9.
Murray, A., III., and Ronzio, A.R.: Microsyntheses With Tracer Elements. I. A New Synthesis of Cyanamide. The Synthesis of Urea Labeled With C14, J. Am. Chem. Soc.71: 2245-2246, 1949.
10.
Wainwright, W.W.: Detail and Survey Radioautographs, Science109: 585-587, 1949A.
11.
Wainwright, W.W.: Dentistry and the Atomic Energy Program, New YorkJ. Den. 19: 325-332, 1949B.
12.
Wainwright, W.W. : Time Studies of the Penetration of Extracted Human Teeth by Radioactive Nicotinamide, Urea, Thiourea, and Acetamide. I. Diffuse Penetration From the Enamel Surface, J. D. Res. 33: 767, 1954.
13.
Wainwright, W.W., and Lemoine, F.A.: Rapid Diffuse Penetration of Intact Enamel and Dentin by Carbon14-Labeled Urea, New YorkJ. Den. 20: 334-345, 1950.