Milligan, P. , The Effects of Common Ailments in Infancy upon Teeth, M. Officer, 33: 200, 1925.
2.
Day , C.D.M. , AND Sedwick, H.J., Studies on the Incidence of Dental Caries, D. Cosmos, 77:442, 1935.
3.
Clements, F.W. , AND Kirkpatrick , R.M., Medical and Dental Surveys of School and Pre-School Children of N.S.W., D. J. Australia, 10: 325 and 10 : 418, 1938.
4.
Sterling, E.B. , Health Studies of Negro Children, U.S. Pub. Health Rep., 43: 2713, 1928.
5.
Brodsky , R.H. , Factors in the Etiology and Arrest of Dental Caries, J. A. D. A., 20: 1440, 1933 .
6.
Wallace, J.S. , Contribution to a Symposium on Dental Caries, D. J. Australia, 9: 139, 1937.
7.
Mellanby, M. , The Relation of Caries to the Structure of the Teeth, Brit. D. J., 44: 1, 1928.
8.
Shaw, J.C.MIDDLETON, The Dental Problem: The Prevention of Dental Disease, S. African M. J., 6: 147, 1932.
9.
McCall, J.O., Tooth Structure, Tooth Environment and Dental Caries, N. Y. J. Den., 10: 458, 1940.
10.
Idem, personal communication.
11.
Wallace, J.S. , A Century of Progress in Human Nutrition in Relation to Dental Hygiene, etc., J. A. D. A., 21: 1384, 1934.
12.
Gardner, M.A. , Malformed Teeth in Childhood, D. Survey, 11: 47, 1935.
13.
Ruppe, CH EtHenault , Quelques faits concernant les dysplasies dentaires, La Revue de Stomatologie, 38: 857, 1936.
14.
Eliot, M.M. , Souther, S.P., Anderson , B.G., AND Arnim, S.S., A Study of the Teeth of a Group of School Children Previously Examined for Rickets, A . J. Dis. Child. , 48: 713, 1934.
15.
Shelling, H.D. , AND Anderson, G.M., Relation of Rickets and Vitamin D to the Incidence of Dental Caries, Enamel Hypoplasia and Malocclusion in Children , J. A. D. A., 23: 840, 1936.
16.
McKay, H.M.M. , AND Rose, S.F., Vitamin D Deficiency, Dental Caries and Tonsilar Enlargement , Lancet , 2: 1230, 1931.
17.
Marshall, J.A. , Dental Hypoplasia: Its Occurrence, Histology, Pathology and Etiology, J. A. D. A., 23: 2074, 1936 .
18.
Bunting, R.W. , What Procedures Can Be Instituted in the Infant and Pre-School Life of the Child for the Prevention and Control of Dental Caries, J.A.D.A., 26: 375, 1939.
19.
Fleischman, L. , Die Ursahe der Schmelzhypoplasien, Vrtljschr. f. Zahn, 25: 868, 1909.
20.
Barker, L.F. , Endocrine Functions and the Digestive Apparatus, Med. & Surg., 2: 655, 1918. '
21.
Engelbach, W., Endocrine Medicine, (Springfield, Ill, & Baltimore, Md., Charles C, Thomas: 1932) 3: 175.
22.
Brucker, M., assembled data to be published soon.
23.
Bolt, R.A., Prenatal Considerations for the Normal Development of the Teeth, D. Summary, 44: 937, 1924.