1. Andrews GP, Gorman SP, and Jones DS. Rheological characterisation of primary and binary interactive bioadhesive gels composed of cellulose derivatives designed as ophthalmic viscosurgical devices. Biomaterials, 2005, 26: 571–580.
2. Barr J. History and development of contact lenses, in Bennett E and Weissman B, eds. Clinical Contact Lens Practice, Lippincott Williams & Wilkins: Philadelphia, PA, 2005, p. 1.
3. Bennett E and Johnson J. Material selection, in Bennett E and Weissman B, eds. Clinical Contact Lens Practice, Lippincott Williams & Wilkins: Philadelphia, PA, 2005, p. 243.
4. Chirila TV. An overview of the development of artificial corneas with porous skirts and the use of PHEMA for such an application. Biomaterials, 2001, 22: 3311–3317.
5. Chirila TV and Hicks CR. Corneal implants, in Bowlin GL and Wnek GE, eds. Encyclopedia of Biomaterials and Biomedical Engineering, Marcel Dekker, Inc.: New York, 2004, p. 392.