6Sneed S R Weingeist T A. Managenment of siderosis bulbi due to retained, iron containing intraocular foreign body [ J ]. Ophthamologhy, 1990,97(3): 375-379.
7Mc Elvanney A M, Talbot E M. Posterior chamber lens implantation combined with pars plana vitrectomy [J]. J Cataract Refract Surg, 1997, 23(1): 106-110.