TY - GEN AU - Hazem Sayed Soliman AU - Abdelkhalek Mohamed Elsherif , AU - Ahmed Mammdouh Mantaser , AU - Hosein Ibrahim Hosein , TI - Field and immunological studies on brucella abortus RB 51 vaccine in cattle / PY - 2002/// CY - Cairo : PB - Hazem Sayed Soliman , KW - brucella abortus KW - Cattle KW - RB 51 N1 - Thesis (M.Sc.) - Cairo University - Faculty Of Veterinary Medicine - Department Of Internal Medicine and Infectious Diseases ER -