Last Updated on April 12, 2019 by admin
(a) University of Ibadan, Ibadan, Nigeria. (1973-1979)
(b) University of Ibadan, Ibadan, Nigeria. (1981-1983)
(c) Danish Institute of Human Bilharziosis, Kobenhavn, Denmark (1986)
(d) University of Leeds, Leeds, U.K. (1986-1990)
(e) University of Hertfordshire, U.K. (2001)
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