Herd-level risk factors associated with tuberculosis breakdowns among cattle herds in England before the 2001 foot-and-mouth disease epidemic - Johnston, WT; Gettinby, G; Cox, DR; Donnelly, CA; Bourne, J; Clifton-Hadley, R; Le, Fevre AM; McInerney, JP; Mitchell, A; Morrison, WI; Woodroffe, R (BIOLOGY LETTERS, 2005)