Billings, F. : Focal Infection as a Cause of General Disease , Bull. New York Acad. Med. 6: 759, 1930.
2.
Gay, P. and Associates: Agents of Disease and Host Resistance, Springfield, Ill., 1935, Charles C Thomas, publisher, ch. 23, p. 472.
3.
Okell, C.C., and Elliott, S.D.: Bacteremia and Oral Sepsis With Special Reference to the Etiology of Subacute Endocarditis, Lancet229: 869, 1935 .
4.
Fish, E.W., and Maclean, I.: The Distribution of Oral Streptococci in the Tissues, Brit. D. J. 61: 336, 1936.
5.
Burket, L.W. , and Burn, C.G.: Bacteremias Following Dental Extraction. Demonstration of Source of Bacteria by Means of a Non-Pathogen (Serratia Narcescens) , J. D. Res. 16: 521, 1937.
6.
Cecil, R.L., and Angevine, D.M.: Clinical and Experimental Observations on Focal Infection, With an Analysis of 200 Cases of Rheumatoid Arthritis, Ann. Int. Med . 12: 577, 1938.
7.
Bernstein, M. : Subacute Bacterial Endocarditis Following the Extraction of Teeth: Report of a Case, Ann. Int. Med. 5: 1138, 1932.
8.
Pressman, R.S. , and Bender, I.B.: Dental Extractions and Their Relationship to Subacute Bacterial Endocarditis, J. Albert Einstein Med. Cen. 1: 94, 1953.
9.
Maeth, H.: The Uses of Terramycin in Dentistry, D. Digest58: 307, 1952.
10.
Winter, L., and VanGaasbeek, B.: Terramycin in Oral Surgery, New York D. J. 18: 119, 1952.
11.
Lane, S.L., Sarvela, L., Hu, I., Shattan, B., Rankow, R., and Kutscher, A.H.: Terramycin in the Treatment of Cellulitis of the Floor of the Mouth , J. Oral Surg. 11: 18, 1953.
12.
Kurzrock, A.H. : A Practical Discussion of the Uses of Terramycin in Dentistry, J. New Jersey D. Soc. 24: 49, 1953.
13.
Snedecor, G.W. : Statistical Methods, Ames, Iowa, 1946, The Iowa State College Press, p. 202.