4Prabhasawat P, Baton K, Burkett G, et al. Comparison of Conjunctival autografts, amniotic membrane grafts, and primary closure for pterygium excision [ J ]. Ophthalmology, 1997,104 ( 6 ) : 974
5Levy RL, Naidn S, Jacobson L. Safety and effieacy of the technique of complete tenon's membrane excision and mitomytin C in pterygium surgery[ J]. Eye Contact Lens ,2005,31 (3) :105
6Tananuvat N, Martin T. The results of aminiotie membrane transplantation for pri - mary pterygium compared with conjunctival autograft[ J ]. Cornea,2004,23 (5) :458