Laser in situ keratomileusis for myopia and astigmatism: safety and efficacy: a report by the American Academy of Ophthalmology. - Sugar,A.; Rapuano,C.J.; Culbertson,W.W.; Huang,D.; Varley,G.A.; Agapitos,P.J.; deLuise,V.P.; Koch,D.D. (Ophthalmology, 2002)