title: East Coast Fever immunisation trials in Uganda: field exposure of zebu cattle immunized with three isolates of Theileria parva.
mesh_terms: D000818:Animals; D016782:Apicomplexa / Q000276:immunology*; D002417:Cattle; D007114:Immunization / Q000662:veterinary*; D008297:Male; D013801:Theileriasis / Q000097:blood / Q000276:immunology / Q000517:prevention & control*; D014454:Uganda