%0 Journal Article %A D C Gibbs %T New donor-graft clamping block. %D 1973 %R 10.1136/bjo.57.9.648 %J British Journal of Ophthalmology %P 648-649 %V 57 %N 9 %U https://bjo.bmj.com/content/bjophthalmol/57/9/648.full.pdf