ARJZ - Seabury,C.M.; Honeycutt,R.L.; Rooney,A.P.; Halbert,N.D.; Derr,J.N. - Prion protein gene (PRNP) variants and evidence for strong purifying selection in functionally important regions of bovine exon 3 - Proceedings of the National Academy of Sciences of the United States of America 2004 Oct 19; 101(42): 15142-7
AAWC - Aylin,P.; Rooney,C.; Drever,F.; Coleman,M.P. - Increasing mortality from Creutzfeldt-Jakob disease in England and Wales since 1979: ascertainment bias from increase in post-mortems? - Population Trends 1996 Autumn(85): 34-8