TY  - BOOK
AU  - Nirmeen Goda Shafik Ali Salim
AU  - Mohamed Said Wassel  , 
AU  - Mohamed Sami Saber , 
TI  - Comparative studies on the methods used for evaluation of IBR virus vaccine / 
PY  - 1998///
CY  - Cairo : 
PB  - Nirmeen Goda Shafik Ali Salim , 
N1  - Thesis (M.Sc.) - Cairo University - Faculty of Veterinary Medicine - Department of Virology
UR  - http://172.23.153.220/th.pdf
ER  -