An epidemiological study of recurrent trypanosome infection in East African Zebu cattle and its association with drug resistance - Rowlands, G.J.; Authié, Edith; D'Ieteren, G.D.M.; Leak, S.G.A.; Mulatu, W.; Nagda, S.M.; Peregrine, A.S. (International Society of Veterinary Epidemiology and Preventive Medicine, 1991)