Cheyne, V.D., and Drain, C.L.: Dental Caries and Permanent Tooth Extraction, J. D. Res. 19: 571-584, 1940.
2.
Cook, J.B.: The Effects of Drinking Water Upon the Causation of Dental Caries in School Children, Lancet1: 888, 1914.
3.
Deatherage, C.F. , Lawrence, A.W., Dedgerwoold, R. : Variability of Routine Diagnosis of Dental Defects in Children of School Age, J. A. D. A. 26: 1739-1748, 1939.
4.
East, B.R. : Mean Annual Hours of Sunshine and the Incidence of Dental Caries , Am. J. Pub. Health29: 777, 1939.
5.
Forberg, E.: Proceedings Third International Dental Congress, 1900, D. Cosmos43: 360, 1901.
6.
Kiernan, R.E. : Average Per Cent of Decay of Teeth From Six to Twelve Years of Age, West. D. J. 6: 358-360, 1892.
7.
Klein, H., Palmer, C.E., Knutson, J.W.: Dental Status and Dental Needs of Elementary School Children, Pub. Health Rep. 53: 751-765, 1938.
8.
Klein, H., and Palmer, C.E.: On the Epidemiology of Dental Caries, University of Pennsylvania Bicentennial Conference, Philadelphia, 1941, University of Pennsylvania Press.
9.
Massler, M., and Chand, K.: Prevalence of Caries in Chicago Suburban School Children (7 to 14 years of Age), J. D. Child. 27: 33-40 (1st Quarter), 16-34 (2nd Quarter), 1950.
10.
Mills, C.A. : Factors Affecting Incidence of Dental Caries in Population Groups, J. D. Res. 16: 417, 1937.
11.
Parker, Adams : Liability of Different Classes of Teeth to Decay, Brit. J. D. 17: 463-470, 1874.
12.
Schour, I., and Massler, M.: Dental Caries Experience in Postwar Italy (1945), J. A. D. A. 35: 1-6, 1947.
13.
Sloman, E.G. , and Sharp, J.B.: Extent of Dental Caries, Conditions of Teeth of San Francisco High School Children, J. Calif. D. A. 16: 89-120, 1941.
14.
Tomes, John: Dental Physiology and Survey, 1848, p. 149.
15.
Dean, H.T.: Domestic Water and Dental Caries, J. Am. Water Works Assn . 35: 1161-1186, Sept. 1943.
16.
Knutson, J.W. , and Klein, H.: Studies on Dental Caries. IV. Tooth Mortality in Elementary School Children, Pub. Health Rep. 53: 1021-1032, 1938.
17.
Hollander, F., and Dunning, J.M.: A Study by Age and Sex of the Incidence of Dental Caries in Over 12,000 Persons, J. D. Res.18: 43-60, 1939.