B L Diffey, P M Farr, J Ferguson, N K Gibbs, F R deGruijl, J L Hawk et al
Diffey B L, Farr P M, Ferguson J, Gibbs N K, deGruijl F R, Hawk J L et al.
Tanning with ultraviolet A sunbeds.
British Medical Journal 1990; 301 :773
doi:10.1136/bmj.301.6755.773