Iatrogenic keratectasia after laser in situ keratomileusis for less than - 4.0 to -7.0 dioptres of myopia
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Comparison of corneal thickness measurements using ultrasound and Orbscan slit-scanning topography in normal and post-LASIK eyes
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Unilateral keratoconus. Incidence and quantitative topographic analysis
Holland DR, Maeda N, Hannush SB, Riveroll LH, Green MT, Klyce SD & Wilson SE (1997): Unilateral keratoconus. Incidence and quantitative topographic analysis. Ophthalmology 104: 1409-1413.