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2.
McClure, F., and Hewitt, W.: The Relation of Penicillin to Induced Rat Dental Caries and Oral L. Acidophilus , J. D. Res. 25: 441, 1946.
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Hoppert, C., Webber, P., and Canniff, T.: The Production of Dental Caries in Rats Fed an Adequate Diet, J. D. Res. 12: 161, 1932.
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United States Pharmacopoeia, Revision XII, Easton, Pa. , 1947, p. 383.
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Cox, G.J. : Systematic Study of Experimental Dental Caries as Related to Nutrition, J. D. Res. 16: 302, 1937.
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Hodge, H.C.: Some Dietary Studies on Rat Caries, J. D. Res. 23: 207, 1944.
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Lilly, C.A., and Wiley, L.: Relation Between the Physical Character of Food and Dental Caries in Albino Rats, J. Nutrition7: 463, 1934.
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Kearney, B., Sognnaes, R.F., and Bibby, B.G.: Pathogenesis of Coarse Corn Rat Caries, J. D. Res. 20: 280, 1941.
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Rosebury, T. , Karshan, M., and Foley, G.: Studies, in the Rat, of Susceptibility to Dental Caries. III. The Experimental Production of Typical Fissure-Caries and Other Lesions in Rats, and Preliminary Studies of Their Etiology, J. D. Res. 13: 379, 1933.
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Klein, H., and McCollum, E.V.: Further Studies on the Histopathology of Dental Caries in the Molars of Rats: Caries in the Enamel in Rats on Stock Diets, J. D. Res. 12: 528, 1932.
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Harrison, R.W. : Bacteriological Studies on Experimental Dental Caries in the Rat. II. Changes in Tooth Surface Flora Associated with Development and Inhibition of Dental Caries, J. Infect. Dis. 67: 97, 1940.
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Kesel, R.G. , O'Donnell, J.F., Kirch, E.R., and Wach, E.C.: The Biological Production and Therapeutic Use of Ammonia in the Oral Cavity in Relation to Dental Caries Prevention , J. A. D. A. 33: 695, 1946.
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Richter, C.P. : Total Self-regulatory Functions in Animals and Human Beings, Harvey Lectures, Series38, 1941-1942, p. 63.