TY - GEN AU - Magda Fouad Essa Ahmed AU - Amal Abdelaziz Elmolla , AU - Hassan Badr Hassan , AU - Refaat Mohamed Hussein Arab , TI - Evaluation of diagnostic procedures used in corynebacterium ovis infection and vaccination in sheep / PY - 1997/// CY - Cairo : PB - Magda Fouad Essa Ahmed , N1 - Thesis(Ph.D.) - Cairo University - Faculty of Veterinary Medicine - Department of Internal medicine and infection diseass UR - http://172.23.153.220/th.pdf ER -