4WitterRL,LeeLF.BacconLD,et al,Depression of vaccinal immunity to Mareks disease by infection with reticuloendoth eliosisvirus.Infect Immunol, 1979,26:90-98
5Fadly A M,Witter R L,Smith E J,et al.An out- break of lymphomas in commercial broiler chickens vaccinated with afowlpox vaccine contaminated with reticuloendoth eliosis virus.Avian Pathol, 1996,25:35-47
6WitterRL,JohnsoaDC.Epidemiology of reticuloendoth eliosisvirusin breeder flocks.Avian- Dis,1985,29:1 140-1 154
7CalnckBW,BarnesMS,WitterRL,et al. Diseases of Poultry.gedition.Iowa State University Press,1991
8RobinsonFR,Twiehaus M J.Isolation of the avian reticulonendoth eliosisvrius AvianDis,1974,18:278-288
9McDougallJ,BiggsSM,Shellito RW. Leukosis in turkeys associated with infection reticuloendoth eliosisvirus,J.Virol,1974,17: 983-990
10Ianconescu M,Aharonovici A. Persistant viraemia in chickens subsequent to inovoinoculation of retiduloendoth eliosisvirus, AvianPathol, 1978(7):237-248
