Article · Journal · 1988
M Nwagwu, Daniel M. N. Okenu, T.A. Olusi, R.I. Molokwu
Transactions of the Royal Society of Tropical Medicine and Hygiene
Go to the publisher10.1016/0035-9203(88)90515-9
as printed: Mark Nwagwu
as printed: D.M.N. Okenu