1. Immunosuppression by the infectious bursal agent in chickens immunized against Newcastle disease;Allan;Vet. Rec.,1972
2. Studies on the pathogenesis of Gumboro disease in the bursa of Fabricius, spleen, and thymus of the chicken;Cheville;Am. J. Pathol.,1967
3. Experimental dual infections of chickens with infectious bursal and Marek's disease agents;Cho;I. Preliminary observation on the effect of infectious bursal agent on Marek's disease. Avian Dis.,1970
4. An isolation cabinet system for avian disease research;Drury;Avian Dis.,1969
5. Multiple range and multiple F tests;Duncan;Biometrics,1955