Miller, S.C. : Textbook of Periodontia, Philadelphia, 1938, The Blakiston Co.
2.
Box, H.K.: Twelve Periodontal Studies, Toronto, 1940, University of Toronto Press.
3.
Becks, H.: Systemic Background of Paradentosis, J. A. D. A. 28: 1447, 1940.
4.
Bodecker, C.F. : Critical Review of Gottlieb and Orban's Die Veranderungen der Gewebe bei Über-mäasiger Beanspruchung der Zahne, 1931, Internat. J. Orthodont., Oral Swrg., and Radiol.18: 895, 1932.
5.
Orban, B., J. Periodontology10: 39, 1939.
6.
Bomskov, C., and Kaulla, K.N.: Beitrag zur Frage Nach der Ursache der Schwankungen der in der Literature Niedergelegten Glycogenwerte von Leber, Herz and Muskel bei Gesunden Tiereu , Z. Exper. Med. 110: 603, 1942.
7.
Gutman, M.: A Study of Glycogen Formation in the Liver of the Guinea Pig as Influenced by Ascorbic Acid. I. Factors Influencing the Estimation of Liver Glycogen, Thesis, Chicago, 1941, Northwestern University Medical School.
8.
Berg, M., Lundquist, G.R., Schram, W.R., and Fosdick, L.S.: Chemical Studies in Periodontal Disease. VI., J. D. Res. 26: 291, 1947.
9.
Ostrom, C.A. , Switzer, J.L., and Fosdick, L.S.: Unpublished data.
10.
Gottlieb, B., Orban, B., and Diamond, M.: Biology and Pathology of the Tooth and Its Supporting Mechanism, New York, 1938, The Macmillan Company .