TY  - GEN
AU  - Wafaa Bakry Ahmed Hagag
AU  - Mohamed Abdelhamid Shalaby , 
AU  - Yousif Ibrahim , 
TI  - Studies on some tumor viruses in chickens / 
PY  - 1998///
CY  - Cairo : 
PB  - Wafaa Bakry Ahmed Hagag , 
N1  - Thesis(M.Sc.) - Cairo University - Faculty of Veterinary Medicine - Departement of Virology
ER  -