%0 Journal Article
%T Helmets for motor-cyclists: are there any medical grounds for exemption?
%J Medical journal of Australia
%D 1989
%A Trinca, Gordon W.
%A Simpson, D. A.
%V 150
%N 4
%P 227-227
%X Abstract unavailable.
%G 
%I Australasian Medical Publishing
%@ 0025-729X
%U http://dx.doi.org/