Doege, T.C., Health, C.W., Jr. and Sherman, I.L. : Diphtheria in the United States 1959-1960 . Pediatrics30: 194, 1962.
2.
Riley, H.D., Jr.: Current concepts in immunization. Pediat. Clin. N. Amer.13: 84, 1966.
3.
Margileth, A.M. , Shaul, J.F. and Love, J.: The status of immunization in 1963. Med. Clin. N. Amer.43: 1393, 1963 .
4.
Diphtheria in United States. Annual Summary Diphtheria Surveillance, National Communicable Disease Center. Public Health Service Report No. 8, 1965-1966 Summary, March 1, 1968.
5.
Diphtheria in United States.Annual Summary Diphtheria Surveillance, Communicable Disease Center, Public Health Service. Clin. Pediat.6: 9A, June 1967.
6.
Nadas, A.S.: Pediatric Cardiology. Philadelphia and London, W. B. Saunders, 1963, p. 277.
7.
Keith, J.D., Rowe, R.D. and Vlad, P.: Heart Disease in Infancy and Childhood. New York , Macmillan, 1958, p. 704.
8.
Wesselhoeft. C.: Cardiovascular disease in diphtheria. New Eng. J. Med.223: 57, 1940.
9.
Gore, I.: Myocardial changes in fatal diphtheria. Amer. J. Med. Sci.215: 257, 1948.
10.
Sayers, E.G. : Diphtheritic myocarditis with permanent heart damage. Ann. Intern. Med.48: 146, 1958.
11.
Hoyne, A. and Welford, N.T.: Diphtheritic myocarditis, a review of 496 cases. J. Pediat.5: 642, 1934.
12.
Morgan, B.C. : Cardiac complications of diphtheria. Pediatrics32: 549, 1963.
13.
Claman, H.N. : Progressive myocardial damage following recovery from diphtheria, a case showing development of complete heart block. Amer. J. Cardiol.9: 790, 1962.
Burkhardt, E.A., Eggleston, C. and Smith, L.W.: Electrocardiographic changes and peripheral nerve palsies in toxic diphtheria. Amer. J. Med. Sci.195: 301, 1938.
16.
Davis, B.D., Dulbeco, R., Eisen, H.N., Ginsberg, H.S. and Wood, W.B., Jr.: Textbook of Microbiology, 1st ed New York, Evanston and London, Hoeber Medical Division, Harper and Row Publishers, 1967, p. 674.
17.
Pappenheimer, A.M., Jr., Miller, P.A. and Yonedar, M.: Kinetics of diphtheria toxin formation. J. Gen. Microbiol.28: 531, 1962.
18.
(A) Surveillance Section, Communicable Disease Center, U. S. Public Health Service: CDC Diphtheria Surveillance Report, 1959. (B) Ibid. CDC Diphtheria Surveillance Report, 1960.
19.
Zayas, Portela , E.I., Gonzales, Herrera, R. and Larraondo, Nunez F.: Myocarditis in diphtheria, a study of 17 cases. Rev. Cubana Cardiol.16: 349, 1955.