4Xu KP, Yagl Y, Toda I, et al. Tear function index. A new me- asure of dry eye[J]. Arch Ophthalmol, 1995,113 (1):84-8.
5Dmorvsek Ohp B, Beltram M. Trauma of the lacrimal drainage system: Retrospective study of 32 patients[J]. Croat bled J,2004, 45 (3) : 292-294.
6Ueta M, Kweon MN, Sano Y, et al. Immunosuppressive properties of human amniotie membrane for mixed lymphoeyte reaction[j]. Clin Exp Immunol,2002,129(3):464-470.