REFERENCES
- Chandler, A. C. & Read, C. P. (1961). Introduction to Parasitology, p. 488, New York: John Wiley.
- Crosskey, R. W. (1954). Onchocerciasis in the Galma Valley area, Northern Nigeria. West African Medical Journal, 8, 75–79.
- Dyce-Sharp, N. A. (1926). A contribution to the study of O. volvulus with some observations on its prevalence in Nigeria. Transactions of the Royal Society of Tropical Medicine and Hygiene, 19, 373–388.
- Ejezie, G. C. (1981). The parasitic diseases of school children in Lagos State, Nigeria. Acta Tropica, 38, 79–84.
- Ikejiani O. (1954). Studies on onchocerciasis. West African Journal of Medicine, 3, 138–144.
- Lewis, D. J. & Duke, B. O. L. (1966). Onchocerca-Simulium complexes. II. Variation in West African female Simulium damnosurn. Annals of Tropical Medicine and Parasitology, 60, 337–346.
- Masato, K., Yoshihisa, H., Guillermo, Z. F., Hiroto, Y., Yoshiki, A., Isao, T., Manual, M., Recinos, C. & Otto, F. C. (1980). The distribution of microfilariae in the skin of Guatemalan onchocerciasis patients: an evaluation of diagnostic potentials. Journal of Helminthology, 54, 183–190.
- Nwokolo, C. (1950). Studies on onchocerciasis. A review of 100 cases from Enugu District of Eastern Nigeria. Transactions of the Royal Society of Tropical Medicine and Hygiene, 43, 493–501.
- Ogunba, E. O. (1977). Loa loa microfilaraemia in the Nigerian population. Tropical and Geographical Medicine, 29, 51–55.
- Onuigbo, W. I. B. (1975). Biopsy of Onchocerca nodules in the Igbos of Nigeria. American Journal of Tropical Mediane and Hygiene, 24, 708–709.
- Wyatt, G. B. (1971). Onchocerciasis in Ibarapa, Western State, Nigeria. Annals of Tropical Mediane and Parasitology, 64, 513–523.