Screening of Ethanol extract of Combretum racemosum and Euphorbia hirta leaves for possible activity on Trypanosoma brucei brucei infected mice Journal title: Scholars Academic Journal of Biosciences Authors: Mgbemena, I. C, Allison, L. N, Udensi, U. J, Nweke, K. E, Nwachukwu, A. A, Ezea, C. O Subject(s):