1. This work has been carried out as part of the requirement of the degree of M. Chir of the University of Cambridge 2 Present address: Mr. R. Jeffreys, Mersey Regional Neurosurgical Service,1974
2. Discussion on vascular tumours of the brain and spinal cord;Lindau, A.;Proceedings of the Royal Society of Medicine,1930
3. Aspects of the natural history of cerebellar haemangioblastomas;Robinson, R.G.;Acta Neurologica Scandinavica,1965