4Pelit A, Bagis T, Kayaselcuk F, et al. Tear function tests and conjunctival impression cytology before and after hormone replacement therapy in post menopausal women. Eur J Ophthalmol,2003 ,13 :337-342.
5Kobayashi TK, Tsubota K, Takamiya A, et al. Effect of retinol palmitate as a treatment for dry eye: a cytological evaluation. Ophthalmologica, 1997,211 : 358 -361.
6Dua HS, Forrester JV. Clinical pattern of corneal epithelial wound healing. Am J Ophthalmol, 1987,104:481-489.
