Abstract

References
1.Annual Abstract of Statistics (1974 and earlier). HMSO, London.
2.Building Research Establishment (1972 ) United Kingdom Fire and Loss Statistics. Department of the Environment.
HMSO , London .
3.Electrical Adviser (1970–73 ) Reports to the Home Office.
4.Inspector of Railway Accidents (1971 and earlier) Railway Accidents.
Department of the Environment. HMSO , London .
5.
Johnson
H D
. (1970 ) Road Accident and Casualty Rates in 1968. Road Research Laboratory Report LR 348. Crowthorne.
6.
Knox
E G
. (1975 ) Community Health
6 , 244 –251 .
7.Medical Research Council (1975 ) The Toxicity of Plutonium.
HMSO , London .
8.
Millard
R S
. (1971 ) Road Transport in the Twentieth Century. Paper from Road Research Laboratory at Royal Aeronautical Society Spring Convention.
9.
Mole
R H
. (1975 ) British Journal of Radiology
48 , 157 –169 .
10.
Moore
R L
Jehu
V J
. (1968 ) Traffic Engineering and Control
10 , 421 –429 .
11.National Coal Board (1972 ) Annual Report for 1971–72.
London .
12.National Safety Council (1974 and earlier) Accident Facts.
Chicago .
13.
Norman
L G
. (1960 ) In: Modern Trends in Occupational Health. Ed.
Schilling
R S F
. Butterworths , London ; pp 268 –281 .
14.
Pochin
E E
. (1974 ) Community Health
6 , 2 –13 .
15.Registrar General (1974 ) Statistical Review of England and Wales 1972.
HMSO , London .
16.
Sowby
F D
. (1965 ) Health Physics
11 , 879 –888 .
17.
Starr
C
Greenfield
M A
Hausknecht
D F
. (1972 ) Nuclear News October issue; pp 37 –45 .
18.
Pochin
E E
. (1974 ) Community Health
6 , 2 –13 .
19.
(1975 ) British Medical Bulletin
31 , No 3 , 184 –190 .
20.
Hill
C R
. (1968 ) British Journal of Radiology
41 , 561 –569 .
21.
(1972 ) In: Ultrasonics in Clinical Diagnosis. Ed.
Wells
P N T
. Churchill Livingstone , Edinburgh & London ; pp 165 –176 .
22.
(1975 ) In: Fundamental and Applied Aspects of Nonionizing Radiation. Ed.
Michaelson
. Plenum Press , New York (in press).
