ADGL - Denny,G.O.; Hueston,W.D. - Epidemiology of bovine spongiform encephalopathy in Northern Ireland 1988 to 1995 - The Veterinary Record 1997 Mar 22; 140(12): 302-6
ADGM - Denny,G.O.; Wilesmith,J.W.; Clements,R.A.; Hueston,W.D. - Bovine spongiform encephalopathy in Northern Ireland: epidemiological observations 1988-1990. - The Veterinary Record 1992 Feb 8; 130(6): 113-6
ADXP - Ferguson,N.M.; Ghani,A.C.; Donnelly,C.A.; Denny,G.O.; Anderson,R.M. - BSE in Northern Ireland: epidemiological patterns past, present and future. - Proceedings of the Royal Society B: Biological Sciences 1998 Apr 7; 265(1396): 545-54