1. Corneal modeling;Gormley;Cornea,1988
2. A computerized corneal topographer for use in refractive surgery;El Hage;Refract Corneal Surg,1989
3. The Corneal EyeSys System: accuracy analysis and reproducibility of first-generation prototype;Koch;Refract Corneal Surg,1989
4. Statistical Theory and Methodology in Science and Engineering;Brownlee,1964
5. Reproducibility of normal corneal power measurements with a keratometer, photokeratoscope, and video imaging system;Hannush;Arch Ophthalmol,1990