History A list of downloadable documents created during development. Other information Understanding NICE guidance (MS Word format) MSWord 397 KB 25 July 2007 Consultation comments table PDF 88 KB 25 July 2007 Corneal implants for keratoconus (interventional procedures consultation) information Corneal implants for keratoconus (interventional procedures overview) PDF 232 KB 27 March 2007