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2. Corneal response to gas permeable impression scleral lenses;Bleshoy;J Br Contact Lens Assoc,1988
3. The Josef Dallos Award Lecture, part two. Hypoxic corneal changes following sealed gas permeable impression scleral lens wear;Pullum;J Br Contact Lens Assoc,1990
4. 100+ Dk: Does thickness make much difference?;Pullum;J Br Contact Lens Assoc,1991
5. Corneal thickness changes during scleral lens wear: Effect of gas permeability;Mountford;ICLC,1994