TY  - JOUR
PY  - 1977//
TI  - Design of motor-cycle crash helmets
JO  - British medical journal: BMJ
A1  - Hadfield, G.
SP  - 43
EP  - 43
VL  - 2
IS  - 6078
N2  - Abstract unavailable.
LA  - 
SN  - 0959-8138
UR  - http://dx.doi.org/
ID  - ref1
ER  -