1. Tear film physiology and contact lens wear. II. Contact lens-tear film interaction;Holly;Am. J. Optom. Physiol. Opt.,1981
2. Precorneal tear film changes due to soft contact lens wear;Bahgat;Indian J. Ophthalmol.,1985
3. Effect of gel lens wear on the precorneal tear film;Kline;ICLC,1975
4. Tear film stability and contact lens wear;Tiffany,1988
5. Factors of the precorneal tear film break-up time (BUT) and tolerance of contact lenses;Andres;ICLC,1987