2Shortt AJ, Bunce C, Allan BD. Evidence for superior efficacy and safety of LASIK over photorefractive keratcctomy for correction of myopia[J]. Ophthalmology,2006, 113(11) :1897-1908.
4Abbott RL, Ou RJ, Bird M. Medical malpractice predictors and risk factors for ophthalmologists Performing LASIK and photorefraetive keratectomy surgery[J]. Ophthalmology,2003, 110(11) : 2137-2146.