Abstract

References
1.
Pennington
H.
When Food Kills: BSE, E. coli, and Disaster Science. Oxford : Oxford University Press , 2003 [226 pp; ISBN 0-19-85217-6 (h/b); £25]
2.
Sagan
C.
Pale Blue Dot: a Vision of the Human Future in Space. London : Headline , 1995 : 314
3.
Holt
T.A.
,
Phillips
J.
Bovine spongiform encephalopathy. BMJ 1988 ; 296 : 1581 –2
