REFERENCES
- Cannon, D. A., and Dewhurst, F. (1953). Vaccination by scarification with 17D yellow fever vaccine prepared at Yaba, Lagos, Nigeria. Ann. trop. Med. Parasit., 47, 381.
- Cannon, D. A., and Dewhurst, F. (1955). The preparation of 17D virus yellow fever vaccine in mouse brain. Ibid., 49, 174.
- Dick, G. W. A. (1952). A preliminary evaluation in the immunizing powe of chick-embryo 17D yellow fever vaccine inoculated by scarification. Amer. J. Hyg., 55, 140.
- Dick, G. W. A. and Gee, F. L. (1952). Immunity to yellow fever nine years after vaccinatio with 17D vaccine. Trans. R. Soc. Trop. Med. Hyg., 46, 449.
- Hahn, R. G. (1951). A combined yellow fever-smallpox vaccine for cutaneous application. Amer. J. Hyg., 54, 50.
- Smithburn, K. C. (1945). Experimental studies on the yellow fever protection test. J. Immunol., 51, 173.